Home / 526,240.60-789,490.56-152,301.40

Finding the Fourth Proportional to 526,240.60, 789,490.56 and 152,301.40

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Solution

The fourth proportional to 526,240.60, 789,490.56 and 152,301.40 is: 228,489.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,240.60 : 789,490.56 = 152,301.40 : x
  2. Step 2: Convert to fraction form
    526,240.60/789,490.56 = 152,301.40/x
  3. Step 3: Cross multiply
    526,240.60x = 789,490.56 × 152,301.40
  4. Step 4: Simplify right side
    526,240.60x = 120,240,517,574.78
  5. Step 5: Solve for x
    x = 120,240,517,574.78/526,240.60
  6. Step 6: Final answer
    x = 228,489.63

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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.