Home / 623,000.20-934,937.70-268,268.80

Finding the Fourth Proportional to 623,000.20, 934,937.70 and 268,268.80

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Solution

The fourth proportional to 623,000.20, 934,937.70 and 268,268.80 is: 402,591.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,000.20 : 934,937.70 = 268,268.80 : x
  2. Step 2: Convert to fraction form
    623,000.20/934,937.70 = 268,268.80/x
  3. Step 3: Cross multiply
    623,000.20x = 934,937.70 × 268,268.80
  4. Step 4: Simplify right side
    623,000.20x = 250,814,614,853.76
  5. Step 5: Solve for x
    x = 250,814,614,853.76/623,000.20
  6. Step 6: Final answer
    x = 402,591.55

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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.