Home / 410,436.60-566,359.36-238,320.92

Finding the Fourth Proportional to 410,436.60, 566,359.36 and 238,320.92

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Solution

The fourth proportional to 410,436.60, 566,359.36 and 238,320.92 is: 328,857.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,436.60 : 566,359.36 = 238,320.92 : x
  2. Step 2: Convert to fraction form
    410,436.60/566,359.36 = 238,320.92/x
  3. Step 3: Cross multiply
    410,436.60x = 566,359.36 × 238,320.92
  4. Step 4: Simplify right side
    410,436.60x = 134,975,283,725.81
  5. Step 5: Solve for x
    x = 134,975,283,725.81/410,436.60
  6. Step 6: Final answer
    x = 328,857.82

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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.