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Finding the Fourth Proportional to 517,398.83, 776,098.46 and 232,756.91

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Solution

The fourth proportional to 517,398.83, 776,098.46 and 232,756.91 is: 349,135.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,398.83 : 776,098.46 = 232,756.91 : x
  2. Step 2: Convert to fraction form
    517,398.83/776,098.46 = 232,756.91/x
  3. Step 3: Cross multiply
    517,398.83x = 776,098.46 × 232,756.91
  4. Step 4: Simplify right side
    517,398.83x = 180,642,274,361.08
  5. Step 5: Solve for x
    x = 180,642,274,361.08/517,398.83
  6. Step 6: Final answer
    x = 349,135.46

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Similar ratio
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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.