Home / 675,375.20-1,013,062.80-610,056.80

Finding the Fourth Proportional to 675,375.20, 1,013,062.80 and 610,056.80

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Solution

The fourth proportional to 675,375.20, 1,013,062.80 and 610,056.80 is: 915,085.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,375.20 : 1,013,062.80 = 610,056.80 : x
  2. Step 2: Convert to fraction form
    675,375.20/1,013,062.80 = 610,056.80/x
  3. Step 3: Cross multiply
    675,375.20x = 1,013,062.80 × 610,056.80
  4. Step 4: Simplify right side
    675,375.20x = 618,025,849,967.04
  5. Step 5: Solve for x
    x = 618,025,849,967.04/675,375.20
  6. Step 6: Final answer
    x = 915,085.20

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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.