Home / 829,030.60-1,243,545.90-296,593.30

Finding the Fourth Proportional to 829,030.60, 1,243,545.90 and 296,593.30

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Solution

The fourth proportional to 829,030.60, 1,243,545.90 and 296,593.30 is: 444,889.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,030.60 : 1,243,545.90 = 296,593.30 : x
  2. Step 2: Convert to fraction form
    829,030.60/1,243,545.90 = 296,593.30/x
  3. Step 3: Cross multiply
    829,030.60x = 1,243,545.90 × 296,593.30
  4. Step 4: Simplify right side
    829,030.60x = 368,827,382,182.47
  5. Step 5: Solve for x
    x = 368,827,382,182.47/829,030.60
  6. Step 6: Final answer
    x = 444,889.95

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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.