Home / 514,088.04-710,417.43-386,542.20

Finding the Fourth Proportional to 514,088.04, 710,417.43 and 386,542.20

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Solution

The fourth proportional to 514,088.04, 710,417.43 and 386,542.20 is: 534,162.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,088.04 : 710,417.43 = 386,542.20 : x
  2. Step 2: Convert to fraction form
    514,088.04/710,417.43 = 386,542.20/x
  3. Step 3: Cross multiply
    514,088.04x = 710,417.43 × 386,542.20
  4. Step 4: Simplify right side
    514,088.04x = 274,606,316,310.55
  5. Step 5: Solve for x
    x = 274,606,316,310.55/514,088.04
  6. Step 6: Final answer
    x = 534,162.04

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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.