Home / 865,730.43-1,298,595.65-234,644.24

Finding the Fourth Proportional to 865,730.43, 1,298,595.65 and 234,644.24

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Solution

The fourth proportional to 865,730.43, 1,298,595.65 and 234,644.24 is: 351,966.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,730.43 : 1,298,595.65 = 234,644.24 : x
  2. Step 2: Convert to fraction form
    865,730.43/1,298,595.65 = 234,644.24/x
  3. Step 3: Cross multiply
    865,730.43x = 1,298,595.65 × 234,644.24
  4. Step 4: Simplify right side
    865,730.43x = 304,707,981,695.36
  5. Step 5: Solve for x
    x = 304,707,981,695.36/865,730.43
  6. Step 6: Final answer
    x = 351,966.35

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.