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Finding the Fourth Proportional to 587,573.40, 881,356.19 and 283,612.77

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Solution

The fourth proportional to 587,573.40, 881,356.19 and 283,612.77 is: 425,417.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,573.40 : 881,356.19 = 283,612.77 : x
  2. Step 2: Convert to fraction form
    587,573.40/881,356.19 = 283,612.77/x
  3. Step 3: Cross multiply
    587,573.40x = 881,356.19 × 283,612.77
  4. Step 4: Simplify right side
    587,573.40x = 249,963,868,984.48
  5. Step 5: Solve for x
    x = 249,963,868,984.48/587,573.40
  6. Step 6: Final answer
    x = 425,417.27

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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.