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Finding the Fourth Proportional to 370,036.44, 554,722.38 and 307,260

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Solution

The fourth proportional to 370,036.44, 554,722.38 and 307,260 is: 460,614.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,036.44 : 554,722.38 = 307,260 : x
  2. Step 2: Convert to fraction form
    370,036.44/554,722.38 = 307,260/x
  3. Step 3: Cross multiply
    370,036.44x = 554,722.38 × 307,260
  4. Step 4: Simplify right side
    370,036.44x = 170,443,998,478.80
  5. Step 5: Solve for x
    x = 170,443,998,478.80/370,036.44
  6. Step 6: Final answer
    x = 460,614.09

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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.