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Finding the Fourth Proportional to 632,779.29, 873,250.47 and 360,873.23

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Solution

The fourth proportional to 632,779.29, 873,250.47 and 360,873.23 is: 498,013.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,779.29 : 873,250.47 = 360,873.23 : x
  2. Step 2: Convert to fraction form
    632,779.29/873,250.47 = 360,873.23/x
  3. Step 3: Cross multiply
    632,779.29x = 873,250.47 × 360,873.23
  4. Step 4: Simplify right side
    632,779.29x = 315,132,713,341.67
  5. Step 5: Solve for x
    x = 315,132,713,341.67/632,779.29
  6. Step 6: Final answer
    x = 498,013.63

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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.