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Finding the Fourth Proportional to 710,428.20, 1,068,266.70 and 594,954.60

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Solution

The fourth proportional to 710,428.20, 1,068,266.70 and 594,954.60 is: 894,629.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,428.20 : 1,068,266.70 = 594,954.60 : x
  2. Step 2: Convert to fraction form
    710,428.20/1,068,266.70 = 594,954.60/x
  3. Step 3: Cross multiply
    710,428.20x = 1,068,266.70 × 594,954.60
  4. Step 4: Simplify right side
    710,428.20x = 635,570,187,191.82
  5. Step 5: Solve for x
    x = 635,570,187,191.82/710,428.20
  6. Step 6: Final answer
    x = 894,629.73

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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.