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Finding the Fourth Proportional to 923,304.40, 1,381,805.70 and 773,713.60

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Solution

The fourth proportional to 923,304.40, 1,381,805.70 and 773,713.60 is: 1,157,930.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,304.40 : 1,381,805.70 = 773,713.60 : x
  2. Step 2: Convert to fraction form
    923,304.40/1,381,805.70 = 773,713.60/x
  3. Step 3: Cross multiply
    923,304.40x = 1,381,805.70 × 773,713.60
  4. Step 4: Simplify right side
    923,304.40x = 1,069,121,862,647.52
  5. Step 5: Solve for x
    x = 1,069,121,862,647.52/923,304.40
  6. Step 6: Final answer
    x = 1,157,930.00

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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.