Home / 981,302.18-1,353,998.30-573,325.16

Finding the Fourth Proportional to 981,302.18, 1,353,998.30 and 573,325.16

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Solution

The fourth proportional to 981,302.18, 1,353,998.30 and 573,325.16 is: 791,072.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    981,302.18 : 1,353,998.30 = 573,325.16 : x
  2. Step 2: Convert to fraction form
    981,302.18/1,353,998.30 = 573,325.16/x
  3. Step 3: Cross multiply
    981,302.18x = 1,353,998.30 × 573,325.16
  4. Step 4: Simplify right side
    981,302.18x = 776,281,282,350.61
  5. Step 5: Solve for x
    x = 776,281,282,350.61/981,302.18
  6. Step 6: Final answer
    x = 791,072.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.