Home / 415,833.20-573,857.29-243,875.19

Finding the Fourth Proportional to 415,833.20, 573,857.29 and 243,875.19

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Solution

The fourth proportional to 415,833.20, 573,857.29 and 243,875.19 is: 336,552.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,833.20 : 573,857.29 = 243,875.19 : x
  2. Step 2: Convert to fraction form
    415,833.20/573,857.29 = 243,875.19/x
  3. Step 3: Cross multiply
    415,833.20x = 573,857.29 × 243,875.19
  4. Step 4: Simplify right side
    415,833.20x = 139,949,558,003.91
  5. Step 5: Solve for x
    x = 139,949,558,003.91/415,833.20
  6. Step 6: Final answer
    x = 336,552.15

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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.