Home / 851,230.52-1,174,711.16-464,046.17

Finding the Fourth Proportional to 851,230.52, 1,174,711.16 and 464,046.17

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Solution

The fourth proportional to 851,230.52, 1,174,711.16 and 464,046.17 is: 640,390.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,230.52 : 1,174,711.16 = 464,046.17 : x
  2. Step 2: Convert to fraction form
    851,230.52/1,174,711.16 = 464,046.17/x
  3. Step 3: Cross multiply
    851,230.52x = 1,174,711.16 × 464,046.17
  4. Step 4: Simplify right side
    851,230.52x = 545,120,213,938.31
  5. Step 5: Solve for x
    x = 545,120,213,938.31/851,230.52
  6. Step 6: Final answer
    x = 640,390.82

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.