Home / 834,366.72-1,151,354.88-471,772.80

Finding the Fourth Proportional to 834,366.72, 1,151,354.88 and 471,772.80

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Solution

The fourth proportional to 834,366.72, 1,151,354.88 and 471,772.80 is: 651,006.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,366.72 : 1,151,354.88 = 471,772.80 : x
  2. Step 2: Convert to fraction form
    834,366.72/1,151,354.88 = 471,772.80/x
  3. Step 3: Cross multiply
    834,366.72x = 1,151,354.88 × 471,772.80
  4. Step 4: Simplify right side
    834,366.72x = 543,177,915,531.26
  5. Step 5: Solve for x
    x = 543,177,915,531.26/834,366.72
  6. Step 6: Final answer
    x = 651,006.21

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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.