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Finding the Fourth Proportional to 364,655.52, 547,083.72 and 127,967.04

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Solution

The fourth proportional to 364,655.52, 547,083.72 and 127,967.04 is: 191,985.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,655.52 : 547,083.72 = 127,967.04 : x
  2. Step 2: Convert to fraction form
    364,655.52/547,083.72 = 127,967.04/x
  3. Step 3: Cross multiply
    364,655.52x = 547,083.72 × 127,967.04
  4. Step 4: Simplify right side
    364,655.52x = 70,008,684,280.59
  5. Step 5: Solve for x
    x = 70,008,684,280.59/364,655.52
  6. Step 6: Final answer
    x = 191,985.81

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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.