Home / 691,151.30-1,036,726.95-573,053.30

Finding the Fourth Proportional to 691,151.30, 1,036,726.95 and 573,053.30

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Solution

The fourth proportional to 691,151.30, 1,036,726.95 and 573,053.30 is: 859,579.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,151.30 : 1,036,726.95 = 573,053.30 : x
  2. Step 2: Convert to fraction form
    691,151.30/1,036,726.95 = 573,053.30/x
  3. Step 3: Cross multiply
    691,151.30x = 1,036,726.95 × 573,053.30
  4. Step 4: Simplify right side
    691,151.30x = 594,099,799,896.44
  5. Step 5: Solve for x
    x = 594,099,799,896.44/691,151.30
  6. Step 6: Final answer
    x = 859,579.95

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Double scale
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Similar ratio
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1.5x scale

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.