Home / 981,888.28-1,355,024.19-574,024.93

Finding the Fourth Proportional to 981,888.28, 1,355,024.19 and 574,024.93

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Solution

The fourth proportional to 981,888.28, 1,355,024.19 and 574,024.93 is: 792,165.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    981,888.28 : 1,355,024.19 = 574,024.93 : x
  2. Step 2: Convert to fraction form
    981,888.28/1,355,024.19 = 574,024.93/x
  3. Step 3: Cross multiply
    981,888.28x = 1,355,024.19 × 574,024.93
  4. Step 4: Simplify right side
    981,888.28x = 777,817,664,578.09
  5. Step 5: Solve for x
    x = 777,817,664,578.09/981,888.28
  6. Step 6: Final answer
    x = 792,165.14

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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.