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Finding the Fourth Proportional to 328,300.68, 453,027.72 and 185,095.92

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Solution

The fourth proportional to 328,300.68, 453,027.72 and 185,095.92 is: 255,417.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,300.68 : 453,027.72 = 185,095.92 : x
  2. Step 2: Convert to fraction form
    328,300.68/453,027.72 = 185,095.92/x
  3. Step 3: Cross multiply
    328,300.68x = 453,027.72 × 185,095.92
  4. Step 4: Simplify right side
    328,300.68x = 83,853,582,618.90
  5. Step 5: Solve for x
    x = 83,853,582,618.90/328,300.68
  6. Step 6: Final answer
    x = 255,417.02

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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.