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Finding the Fourth Proportional to 972,001.80, 1,458,002.70 and 794,854.80

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Solution

The fourth proportional to 972,001.80, 1,458,002.70 and 794,854.80 is: 1,192,282.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,001.80 : 1,458,002.70 = 794,854.80 : x
  2. Step 2: Convert to fraction form
    972,001.80/1,458,002.70 = 794,854.80/x
  3. Step 3: Cross multiply
    972,001.80x = 1,458,002.70 × 794,854.80
  4. Step 4: Simplify right side
    972,001.80x = 1,158,900,444,507.96
  5. Step 5: Solve for x
    x = 1,158,900,444,507.96/972,001.80
  6. Step 6: Final answer
    x = 1,192,282.20

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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.