Home / 981,898.32-1,354,180.36-676,462.16

Finding the Fourth Proportional to 981,898.32, 1,354,180.36 and 676,462.16

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Solution

The fourth proportional to 981,898.32, 1,354,180.36 and 676,462.16 is: 932,939.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    981,898.32 : 1,354,180.36 = 676,462.16 : x
  2. Step 2: Convert to fraction form
    981,898.32/1,354,180.36 = 676,462.16/x
  3. Step 3: Cross multiply
    981,898.32x = 1,354,180.36 × 676,462.16
  4. Step 4: Simplify right side
    981,898.32x = 916,051,771,355.18
  5. Step 5: Solve for x
    x = 916,051,771,355.18/981,898.32
  6. Step 6: Final answer
    x = 932,939.54

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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.