Home / 839,545.01-1,259,317.17-208,458.83

Finding the Fourth Proportional to 839,545.01, 1,259,317.17 and 208,458.83

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Solution

The fourth proportional to 839,545.01, 1,259,317.17 and 208,458.83 is: 312,688.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,545.01 : 1,259,317.17 = 208,458.83 : x
  2. Step 2: Convert to fraction form
    839,545.01/1,259,317.17 = 208,458.83/x
  3. Step 3: Cross multiply
    839,545.01x = 1,259,317.17 × 208,458.83
  4. Step 4: Simplify right side
    839,545.01x = 262,515,777,560.53
  5. Step 5: Solve for x
    x = 262,515,777,560.53/839,545.01
  6. Step 6: Final answer
    x = 312,688.15

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Double scale
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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.