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Finding the Fourth Proportional to 295,217.10, 442,169.55 and 295,217.10

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Solution

The fourth proportional to 295,217.10, 442,169.55 and 295,217.10 is: 442,169.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,217.10 : 442,169.55 = 295,217.10 : x
  2. Step 2: Convert to fraction form
    295,217.10/442,169.55 = 295,217.10/x
  3. Step 3: Cross multiply
    295,217.10x = 442,169.55 × 295,217.10
  4. Step 4: Simplify right side
    295,217.10x = 130,536,012,259.31
  5. Step 5: Solve for x
    x = 130,536,012,259.31/295,217.10
  6. Step 6: Final answer
    x = 442,169.55

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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.