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Finding the Fourth Proportional to 508,008.42, 762,050.93 and 171,050.04

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Solution

The fourth proportional to 508,008.42, 762,050.93 and 171,050.04 is: 256,587.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,008.42 : 762,050.93 = 171,050.04 : x
  2. Step 2: Convert to fraction form
    508,008.42/762,050.93 = 171,050.04/x
  3. Step 3: Cross multiply
    508,008.42x = 762,050.93 × 171,050.04
  4. Step 4: Simplify right side
    508,008.42x = 130,348,841,203.29
  5. Step 5: Solve for x
    x = 130,348,841,203.29/508,008.42
  6. Step 6: Final answer
    x = 256,587.95

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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.