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Finding the Fourth Proportional to 704,064, 1,055,162.88 and 586,490.88

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Solution

The fourth proportional to 704,064, 1,055,162.88 and 586,490.88 is: 878,959.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,064 : 1,055,162.88 = 586,490.88 : x
  2. Step 2: Convert to fraction form
    704,064/1,055,162.88 = 586,490.88/x
  3. Step 3: Cross multiply
    704,064x = 1,055,162.88 × 586,490.88
  4. Step 4: Simplify right side
    704,064x = 618,843,406,034.53
  5. Step 5: Solve for x
    x = 618,843,406,034.53/704,064
  6. Step 6: Final answer
    x = 878,959.02

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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.