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Finding the Fourth Proportional to 533,565.66, 800,390.16 and 154,492.04

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Solution

The fourth proportional to 533,565.66, 800,390.16 and 154,492.04 is: 231,750.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,565.66 : 800,390.16 = 154,492.04 : x
  2. Step 2: Convert to fraction form
    533,565.66/800,390.16 = 154,492.04/x
  3. Step 3: Cross multiply
    533,565.66x = 800,390.16 × 154,492.04
  4. Step 4: Simplify right side
    533,565.66x = 123,653,908,614.33
  5. Step 5: Solve for x
    x = 123,653,908,614.33/533,565.66
  6. Step 6: Final answer
    x = 231,750.13

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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.