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Finding the Fourth Proportional to 463,411.80, 695,117.70 and 164,230.20

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Solution

The fourth proportional to 463,411.80, 695,117.70 and 164,230.20 is: 246,345.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,411.80 : 695,117.70 = 164,230.20 : x
  2. Step 2: Convert to fraction form
    463,411.80/695,117.70 = 164,230.20/x
  3. Step 3: Cross multiply
    463,411.80x = 695,117.70 × 164,230.20
  4. Step 4: Simplify right side
    463,411.80x = 114,159,318,894.54
  5. Step 5: Solve for x
    x = 114,159,318,894.54/463,411.80
  6. Step 6: Final answer
    x = 246,345.30

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Similar ratio
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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.