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Finding the Fourth Proportional to 469,543.04, 704,232.56 and 216,801.92

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Solution

The fourth proportional to 469,543.04, 704,232.56 and 216,801.92 is: 325,165.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,543.04 : 704,232.56 = 216,801.92 : x
  2. Step 2: Convert to fraction form
    469,543.04/704,232.56 = 216,801.92/x
  3. Step 3: Cross multiply
    469,543.04x = 704,232.56 × 216,801.92
  4. Step 4: Simplify right side
    469,543.04x = 152,678,971,134.52
  5. Step 5: Solve for x
    x = 152,678,971,134.52/469,543.04
  6. Step 6: Final answer
    x = 325,165.02

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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.