Home / 813,160.77-1,122,178.10-473,650.89

Finding the Fourth Proportional to 813,160.77, 1,122,178.10 and 473,650.89

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Solution

The fourth proportional to 813,160.77, 1,122,178.10 and 473,650.89 is: 653,647.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    813,160.77 : 1,122,178.10 = 473,650.89 : x
  2. Step 2: Convert to fraction form
    813,160.77/1,122,178.10 = 473,650.89/x
  3. Step 3: Cross multiply
    813,160.77x = 1,122,178.10 × 473,650.89
  4. Step 4: Simplify right side
    813,160.77x = 531,520,653,435.26
  5. Step 5: Solve for x
    x = 531,520,653,435.26/813,160.77
  6. Step 6: Final answer
    x = 653,647.68

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Double scale
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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.