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Finding the Fourth Proportional to 244,595.16, 366,929.18 and 86,810.40

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Solution

The fourth proportional to 244,595.16, 366,929.18 and 86,810.40 is: 130,228.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,595.16 : 366,929.18 = 86,810.40 : x
  2. Step 2: Convert to fraction form
    244,595.16/366,929.18 = 86,810.40/x
  3. Step 3: Cross multiply
    244,595.16x = 366,929.18 × 86,810.40
  4. Step 4: Simplify right side
    244,595.16x = 31,853,268,887.47
  5. Step 5: Solve for x
    x = 31,853,268,887.47/244,595.16
  6. Step 6: Final answer
    x = 130,228.53

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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.