Home / 912,586.32-1,368,179.64-557,767.44

Finding the Fourth Proportional to 912,586.32, 1,368,179.64 and 557,767.44

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Solution

The fourth proportional to 912,586.32, 1,368,179.64 and 557,767.44 is: 836,223.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,586.32 : 1,368,179.64 = 557,767.44 : x
  2. Step 2: Convert to fraction form
    912,586.32/1,368,179.64 = 557,767.44/x
  3. Step 3: Cross multiply
    912,586.32x = 1,368,179.64 × 557,767.44
  4. Step 4: Simplify right side
    912,586.32x = 763,126,055,262.92
  5. Step 5: Solve for x
    x = 763,126,055,262.92/912,586.32
  6. Step 6: Final answer
    x = 836,223.42

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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.