Home / 623,218.20-934,697.70-268,243.80

Finding the Fourth Proportional to 623,218.20, 934,697.70 and 268,243.80

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Solution

The fourth proportional to 623,218.20, 934,697.70 and 268,243.80 is: 402,309.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,218.20 : 934,697.70 = 268,243.80 : x
  2. Step 2: Convert to fraction form
    623,218.20/934,697.70 = 268,243.80/x
  3. Step 3: Cross multiply
    623,218.20x = 934,697.70 × 268,243.80
  4. Step 4: Simplify right side
    623,218.20x = 250,726,862,899.26
  5. Step 5: Solve for x
    x = 250,726,862,899.26/623,218.20
  6. Step 6: Final answer
    x = 402,309.92

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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.