Home / 923,541.47-1,274,475.16-515,650.25

Finding the Fourth Proportional to 923,541.47, 1,274,475.16 and 515,650.25

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Solution

The fourth proportional to 923,541.47, 1,274,475.16 and 515,650.25 is: 711,590.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,541.47 : 1,274,475.16 = 515,650.25 : x
  2. Step 2: Convert to fraction form
    923,541.47/1,274,475.16 = 515,650.25/x
  3. Step 3: Cross multiply
    923,541.47x = 1,274,475.16 × 515,650.25
  4. Step 4: Simplify right side
    923,541.47x = 657,183,438,703.54
  5. Step 5: Solve for x
    x = 657,183,438,703.54/923,541.47
  6. Step 6: Final answer
    x = 711,590.61

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Half scale
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Double scale
Find fourth proportional to 923,542.47, 1,274,476.54 and 515,651.25
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.