Home / 928,204.64-1,280,897.52-546,253.92

Finding the Fourth Proportional to 928,204.64, 1,280,897.52 and 546,253.92

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Solution

The fourth proportional to 928,204.64, 1,280,897.52 and 546,253.92 is: 753,815.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,204.64 : 1,280,897.52 = 546,253.92 : x
  2. Step 2: Convert to fraction form
    928,204.64/1,280,897.52 = 546,253.92/x
  3. Step 3: Cross multiply
    928,204.64x = 1,280,897.52 × 546,253.92
  4. Step 4: Simplify right side
    928,204.64x = 699,695,291,418.28
  5. Step 5: Solve for x
    x = 699,695,291,418.28/928,204.64
  6. Step 6: Final answer
    x = 753,815.77

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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.