Home / 861,416.52-1,188,766.16-474,277.04

Finding the Fourth Proportional to 861,416.52, 1,188,766.16 and 474,277.04

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Solution

The fourth proportional to 861,416.52, 1,188,766.16 and 474,277.04 is: 654,508.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    861,416.52 : 1,188,766.16 = 474,277.04 : x
  2. Step 2: Convert to fraction form
    861,416.52/1,188,766.16 = 474,277.04/x
  3. Step 3: Cross multiply
    861,416.52x = 1,188,766.16 × 474,277.04
  4. Step 4: Simplify right side
    861,416.52x = 563,804,495,616.97
  5. Step 5: Solve for x
    x = 563,804,495,616.97/861,416.52
  6. Step 6: Final answer
    x = 654,508.57

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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.