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Finding the Fourth Proportional to 360,310.12, 497,277.38 and 207,345.16

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Solution

The fourth proportional to 360,310.12, 497,277.38 and 207,345.16 is: 286,164.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,310.12 : 497,277.38 = 207,345.16 : x
  2. Step 2: Convert to fraction form
    360,310.12/497,277.38 = 207,345.16/x
  3. Step 3: Cross multiply
    360,310.12x = 497,277.38 × 207,345.16
  4. Step 4: Simplify right side
    360,310.12x = 103,108,057,920.48
  5. Step 5: Solve for x
    x = 103,108,057,920.48/360,310.12
  6. Step 6: Final answer
    x = 286,164.76

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.