Home / 691,123.30-1,036,684.95-573,025.30

Finding the Fourth Proportional to 691,123.30, 1,036,684.95 and 573,025.30

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Solution

The fourth proportional to 691,123.30, 1,036,684.95 and 573,025.30 is: 859,537.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,123.30 : 1,036,684.95 = 573,025.30 : x
  2. Step 2: Convert to fraction form
    691,123.30/1,036,684.95 = 573,025.30/x
  3. Step 3: Cross multiply
    691,123.30x = 1,036,684.95 × 573,025.30
  4. Step 4: Simplify right side
    691,123.30x = 594,046,704,479.24
  5. Step 5: Solve for x
    x = 594,046,704,479.24/691,123.30
  6. Step 6: Final answer
    x = 859,537.95

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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.