Home / 1,039,710.70-1,559,566.05-329,794.30

Finding the Fourth Proportional to 1,039,710.70, 1,559,566.05 and 329,794.30

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Solution

The fourth proportional to 1,039,710.70, 1,559,566.05 and 329,794.30 is: 494,691.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,710.70 : 1,559,566.05 = 329,794.30 : x
  2. Step 2: Convert to fraction form
    1,039,710.70/1,559,566.05 = 329,794.30/x
  3. Step 3: Cross multiply
    1,039,710.70x = 1,559,566.05 × 329,794.30
  4. Step 4: Simplify right side
    1,039,710.70x = 514,335,993,763.52
  5. Step 5: Solve for x
    x = 514,335,993,763.52/1,039,710.70
  6. Step 6: Final answer
    x = 494,691.45

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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.