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Finding the Fourth Proportional to 267,397.80, 368,962.18 and 152,624.04

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Solution

The fourth proportional to 267,397.80, 368,962.18 and 152,624.04 is: 210,594.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,397.80 : 368,962.18 = 152,624.04 : x
  2. Step 2: Convert to fraction form
    267,397.80/368,962.18 = 152,624.04/x
  3. Step 3: Cross multiply
    267,397.80x = 368,962.18 × 152,624.04
  4. Step 4: Simplify right side
    267,397.80x = 56,312,498,518.81
  5. Step 5: Solve for x
    x = 56,312,498,518.81/267,397.80
  6. Step 6: Final answer
    x = 210,594.47

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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.