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Finding the Fourth Proportional to 317,222.58, 437,726.76 and 181,265.28

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Solution

The fourth proportional to 317,222.58, 437,726.76 and 181,265.28 is: 250,123.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,222.58 : 437,726.76 = 181,265.28 : x
  2. Step 2: Convert to fraction form
    317,222.58/437,726.76 = 181,265.28/x
  3. Step 3: Cross multiply
    317,222.58x = 437,726.76 × 181,265.28
  4. Step 4: Simplify right side
    317,222.58x = 79,344,663,714.89
  5. Step 5: Solve for x
    x = 79,344,663,714.89/317,222.58
  6. Step 6: Final answer
    x = 250,123.00

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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.