Home / 932,551.68-1,287,452.16-615,521.28

Finding the Fourth Proportional to 932,551.68, 1,287,452.16 and 615,521.28

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Solution

The fourth proportional to 932,551.68, 1,287,452.16 and 615,521.28 is: 849,769.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,551.68 : 1,287,452.16 = 615,521.28 : x
  2. Step 2: Convert to fraction form
    932,551.68/1,287,452.16 = 615,521.28/x
  3. Step 3: Cross multiply
    932,551.68x = 1,287,452.16 × 615,521.28
  4. Step 4: Simplify right side
    932,551.68x = 792,454,201,461.97
  5. Step 5: Solve for x
    x = 792,454,201,461.97/932,551.68
  6. Step 6: Final answer
    x = 849,769.74

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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.