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Finding the Fourth Proportional to 594,080.10, 891,120.15 and 528,761.70

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Solution

The fourth proportional to 594,080.10, 891,120.15 and 528,761.70 is: 793,142.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,080.10 : 891,120.15 = 528,761.70 : x
  2. Step 2: Convert to fraction form
    594,080.10/891,120.15 = 528,761.70/x
  3. Step 3: Cross multiply
    594,080.10x = 891,120.15 × 528,761.70
  4. Step 4: Simplify right side
    594,080.10x = 471,190,205,418.26
  5. Step 5: Solve for x
    x = 471,190,205,418.26/594,080.10
  6. Step 6: Final answer
    x = 793,142.55

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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.