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Finding the Fourth Proportional to 295,468.40, 443,206.20 and 95,787.20

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Solution

The fourth proportional to 295,468.40, 443,206.20 and 95,787.20 is: 143,681.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,468.40 : 443,206.20 = 95,787.20 : x
  2. Step 2: Convert to fraction form
    295,468.40/443,206.20 = 95,787.20/x
  3. Step 3: Cross multiply
    295,468.40x = 443,206.20 × 95,787.20
  4. Step 4: Simplify right side
    295,468.40x = 42,453,480,920.64
  5. Step 5: Solve for x
    x = 42,453,480,920.64/295,468.40
  6. Step 6: Final answer
    x = 143,681.97

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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.