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Finding the Fourth Proportional to 586,003.80, 876,672.90 and 507,984.60

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Solution

The fourth proportional to 586,003.80, 876,672.90 and 507,984.60 is: 759,954.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,003.80 : 876,672.90 = 507,984.60 : x
  2. Step 2: Convert to fraction form
    586,003.80/876,672.90 = 507,984.60/x
  3. Step 3: Cross multiply
    586,003.80x = 876,672.90 × 507,984.60
  4. Step 4: Simplify right side
    586,003.80x = 445,336,332,437.34
  5. Step 5: Solve for x
    x = 445,336,332,437.34/586,003.80
  6. Step 6: Final answer
    x = 759,954.68

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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.