Home / 723,844.73-1,085,061.10-344,663.58

Finding the Fourth Proportional to 723,844.73, 1,085,061.10 and 344,663.58

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Solution

The fourth proportional to 723,844.73, 1,085,061.10 and 344,663.58 is: 516,659.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,844.73 : 1,085,061.10 = 344,663.58 : x
  2. Step 2: Convert to fraction form
    723,844.73/1,085,061.10 = 344,663.58/x
  3. Step 3: Cross multiply
    723,844.73x = 1,085,061.10 × 344,663.58
  4. Step 4: Simplify right side
    723,844.73x = 373,981,043,244.74
  5. Step 5: Solve for x
    x = 373,981,043,244.74/723,844.73
  6. Step 6: Final answer
    x = 516,659.21

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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.