Home / 746,612.80-1,119,044.40-559,405.60

Finding the Fourth Proportional to 746,612.80, 1,119,044.40 and 559,405.60

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Solution

The fourth proportional to 746,612.80, 1,119,044.40 and 559,405.60 is: 838,452.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,612.80 : 1,119,044.40 = 559,405.60 : x
  2. Step 2: Convert to fraction form
    746,612.80/1,119,044.40 = 559,405.60/x
  3. Step 3: Cross multiply
    746,612.80x = 1,119,044.40 × 559,405.60
  4. Step 4: Simplify right side
    746,612.80x = 625,999,704,008.64
  5. Step 5: Solve for x
    x = 625,999,704,008.64/746,612.80
  6. Step 6: Final answer
    x = 838,452.95

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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.