Home / 763,117.60-1,053,150.08-423,591.52

Finding the Fourth Proportional to 763,117.60, 1,053,150.08 and 423,591.52

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Solution

The fourth proportional to 763,117.60, 1,053,150.08 and 423,591.52 is: 584,582.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,117.60 : 1,053,150.08 = 423,591.52 : x
  2. Step 2: Convert to fraction form
    763,117.60/1,053,150.08 = 423,591.52/x
  3. Step 3: Cross multiply
    763,117.60x = 1,053,150.08 × 423,591.52
  4. Step 4: Simplify right side
    763,117.60x = 446,105,443,175.32
  5. Step 5: Solve for x
    x = 446,105,443,175.32/763,117.60
  6. Step 6: Final answer
    x = 584,582.83

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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.