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Finding the Fourth Proportional to 304,882.47, 457,323.98 and 127,292.67

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Solution

The fourth proportional to 304,882.47, 457,323.98 and 127,292.67 is: 190,939.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,882.47 : 457,323.98 = 127,292.67 : x
  2. Step 2: Convert to fraction form
    304,882.47/457,323.98 = 127,292.67/x
  3. Step 3: Cross multiply
    304,882.47x = 457,323.98 × 127,292.67
  4. Step 4: Simplify right side
    304,882.47x = 58,213,989,832.76
  5. Step 5: Solve for x
    x = 58,213,989,832.76/304,882.47
  6. Step 6: Final answer
    x = 190,939.12

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1.5x scale

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.