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Finding the Fourth Proportional to 337,318.47, 465,454.48 and 216,623.24

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Solution

The fourth proportional to 337,318.47, 465,454.48 and 216,623.24 is: 298,911.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,318.47 : 465,454.48 = 216,623.24 : x
  2. Step 2: Convert to fraction form
    337,318.47/465,454.48 = 216,623.24/x
  3. Step 3: Cross multiply
    337,318.47x = 465,454.48 × 216,623.24
  4. Step 4: Simplify right side
    337,318.47x = 100,828,256,908.04
  5. Step 5: Solve for x
    x = 100,828,256,908.04/337,318.47
  6. Step 6: Final answer
    x = 298,911.16

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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.