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Finding the Fourth Proportional to 608,937.92, 840,317.04 and 337,017.20

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Solution

The fourth proportional to 608,937.92, 840,317.04 and 337,017.20 is: 465,074.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,937.92 : 840,317.04 = 337,017.20 : x
  2. Step 2: Convert to fraction form
    608,937.92/840,317.04 = 337,017.20/x
  3. Step 3: Cross multiply
    608,937.92x = 840,317.04 × 337,017.20
  4. Step 4: Simplify right side
    608,937.92x = 283,201,295,933.09
  5. Step 5: Solve for x
    x = 283,201,295,933.09/608,937.92
  6. Step 6: Final answer
    x = 465,074.17

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1.5x scale

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.