Home / 981,996.86-1,355,341.68-614,644.34

Finding the Fourth Proportional to 981,996.86, 1,355,341.68 and 614,644.34

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Solution

The fourth proportional to 981,996.86, 1,355,341.68 and 614,644.34 is: 848,325.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    981,996.86 : 1,355,341.68 = 614,644.34 : x
  2. Step 2: Convert to fraction form
    981,996.86/1,355,341.68 = 614,644.34/x
  3. Step 3: Cross multiply
    981,996.86x = 1,355,341.68 × 614,644.34
  4. Step 4: Simplify right side
    981,996.86x = 833,053,092,378.09
  5. Step 5: Solve for x
    x = 833,053,092,378.09/981,996.86
  6. Step 6: Final answer
    x = 848,325.62

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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.