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Finding the Fourth Proportional to 508,497.68, 701,675.70 and 304,543.37

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Solution

The fourth proportional to 508,497.68, 701,675.70 and 304,543.37 is: 420,239.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,497.68 : 701,675.70 = 304,543.37 : x
  2. Step 2: Convert to fraction form
    508,497.68/701,675.70 = 304,543.37/x
  3. Step 3: Cross multiply
    508,497.68x = 701,675.70 × 304,543.37
  4. Step 4: Simplify right side
    508,497.68x = 213,690,684,079.30
  5. Step 5: Solve for x
    x = 213,690,684,079.30/508,497.68
  6. Step 6: Final answer
    x = 420,239.25

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1.5x scale

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.