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Finding the Fourth Proportional to 586,952.80, 881,498.40 and 513,469.60

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Solution

The fourth proportional to 586,952.80, 881,498.40 and 513,469.60 is: 771,139.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,952.80 : 881,498.40 = 513,469.60 : x
  2. Step 2: Convert to fraction form
    586,952.80/881,498.40 = 513,469.60/x
  3. Step 3: Cross multiply
    586,952.80x = 881,498.40 × 513,469.60
  4. Step 4: Simplify right side
    586,952.80x = 452,622,630,848.64
  5. Step 5: Solve for x
    x = 452,622,630,848.64/586,952.80
  6. Step 6: Final answer
    x = 771,139.74

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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.