Home / 856,158.32-1,181,484-474,176.90

Finding the Fourth Proportional to 856,158.32, 1,181,484 and 474,176.90

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Solution

The fourth proportional to 856,158.32, 1,181,484 and 474,176.90 is: 654,356.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,158.32 : 1,181,484 = 474,176.90 : x
  2. Step 2: Convert to fraction form
    856,158.32/1,181,484 = 474,176.90/x
  3. Step 3: Cross multiply
    856,158.32x = 1,181,484 × 474,176.90
  4. Step 4: Simplify right side
    856,158.32x = 560,232,420,519.60
  5. Step 5: Solve for x
    x = 560,232,420,519.60/856,158.32
  6. Step 6: Final answer
    x = 654,356.10

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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.