Home / 625,612.40-937,588.14-326,012.53

Finding the Fourth Proportional to 625,612.40, 937,588.14 and 326,012.53

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Solution

The fourth proportional to 625,612.40, 937,588.14 and 326,012.53 is: 488,586.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,612.40 : 937,588.14 = 326,012.53 : x
  2. Step 2: Convert to fraction form
    625,612.40/937,588.14 = 326,012.53/x
  3. Step 3: Cross multiply
    625,612.40x = 937,588.14 × 326,012.53
  4. Step 4: Simplify right side
    625,612.40x = 305,665,481,619.39
  5. Step 5: Solve for x
    x = 305,665,481,619.39/625,612.40
  6. Step 6: Final answer
    x = 488,586.03

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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.