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Finding the Fourth Proportional to 972,002.60, 1,458,003.90 and 735,806.60

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Solution

The fourth proportional to 972,002.60, 1,458,003.90 and 735,806.60 is: 1,103,709.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,002.60 : 1,458,003.90 = 735,806.60 : x
  2. Step 2: Convert to fraction form
    972,002.60/1,458,003.90 = 735,806.60/x
  3. Step 3: Cross multiply
    972,002.60x = 1,458,003.90 × 735,806.60
  4. Step 4: Simplify right side
    972,002.60x = 1,072,808,892,445.74
  5. Step 5: Solve for x
    x = 1,072,808,892,445.74/972,002.60
  6. Step 6: Final answer
    x = 1,103,709.90

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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.