Home / 923,601.69-1,274,557.10-515,709.94

Finding the Fourth Proportional to 923,601.69, 1,274,557.10 and 515,709.94

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Solution

The fourth proportional to 923,601.69, 1,274,557.10 and 515,709.94 is: 711,672.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,601.69 : 1,274,557.10 = 515,709.94 : x
  2. Step 2: Convert to fraction form
    923,601.69/1,274,557.10 = 515,709.94/x
  3. Step 3: Cross multiply
    923,601.69x = 1,274,557.10 × 515,709.94
  4. Step 4: Simplify right side
    923,601.69x = 657,301,763,642.86
  5. Step 5: Solve for x
    x = 657,301,763,642.86/923,601.69
  6. Step 6: Final answer
    x = 711,672.33

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Double scale
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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.