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Finding the Fourth Proportional to 541,664.66, 812,494.98 and 162,583.74

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Solution

The fourth proportional to 541,664.66, 812,494.98 and 162,583.74 is: 243,875.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,664.66 : 812,494.98 = 162,583.74 : x
  2. Step 2: Convert to fraction form
    541,664.66/812,494.98 = 162,583.74/x
  3. Step 3: Cross multiply
    541,664.66x = 812,494.98 × 162,583.74
  4. Step 4: Simplify right side
    541,664.66x = 132,098,472,579.63
  5. Step 5: Solve for x
    x = 132,098,472,579.63/541,664.66
  6. Step 6: Final answer
    x = 243,875.01

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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.