Home / 836,681.82-1,154,617.78-474,174.27

Finding the Fourth Proportional to 836,681.82, 1,154,617.78 and 474,174.27

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Solution

The fourth proportional to 836,681.82, 1,154,617.78 and 474,174.27 is: 654,358.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,681.82 : 1,154,617.78 = 474,174.27 : x
  2. Step 2: Convert to fraction form
    836,681.82/1,154,617.78 = 474,174.27/x
  3. Step 3: Cross multiply
    836,681.82x = 1,154,617.78 × 474,174.27
  4. Step 4: Simplify right side
    836,681.82x = 547,490,042,960.52
  5. Step 5: Solve for x
    x = 547,490,042,960.52/836,681.82
  6. Step 6: Final answer
    x = 654,358.72

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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.