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Finding the Fourth Proportional to 587,574.40, 881,357.68 and 283,613.77

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Solution

The fourth proportional to 587,574.40, 881,357.68 and 283,613.77 is: 425,418.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,574.40 : 881,357.68 = 283,613.77 : x
  2. Step 2: Convert to fraction form
    587,574.40/881,357.68 = 283,613.77/x
  3. Step 3: Cross multiply
    587,574.40x = 881,357.68 × 283,613.77
  4. Step 4: Simplify right side
    587,574.40x = 249,965,174,343.25
  5. Step 5: Solve for x
    x = 249,965,174,343.25/587,574.40
  6. Step 6: Final answer
    x = 425,418.76

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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.