Home / 914,929.60-1,372,394.40-616,331.20

Finding the Fourth Proportional to 914,929.60, 1,372,394.40 and 616,331.20

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Solution

The fourth proportional to 914,929.60, 1,372,394.40 and 616,331.20 is: 924,496.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,929.60 : 1,372,394.40 = 616,331.20 : x
  2. Step 2: Convert to fraction form
    914,929.60/1,372,394.40 = 616,331.20/x
  3. Step 3: Cross multiply
    914,929.60x = 1,372,394.40 × 616,331.20
  4. Step 4: Simplify right side
    914,929.60x = 845,849,487,425.28
  5. Step 5: Solve for x
    x = 845,849,487,425.28/914,929.60
  6. Step 6: Final answer
    x = 924,496.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.