Home / 923,377.44-1,274,103-515,458.20

Finding the Fourth Proportional to 923,377.44, 1,274,103 and 515,458.20

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Solution

The fourth proportional to 923,377.44, 1,274,103 and 515,458.20 is: 711,244.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,377.44 : 1,274,103 = 515,458.20 : x
  2. Step 2: Convert to fraction form
    923,377.44/1,274,103 = 515,458.20/x
  3. Step 3: Cross multiply
    923,377.44x = 1,274,103 × 515,458.20
  4. Step 4: Simplify right side
    923,377.44x = 656,746,838,994.60
  5. Step 5: Solve for x
    x = 656,746,838,994.60/923,377.44
  6. Step 6: Final answer
    x = 711,244.19

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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.