Home / 694,507.20-1,041,760.80-526,545.60

Finding the Fourth Proportional to 694,507.20, 1,041,760.80 and 526,545.60

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Solution

The fourth proportional to 694,507.20, 1,041,760.80 and 526,545.60 is: 789,818.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,507.20 : 1,041,760.80 = 526,545.60 : x
  2. Step 2: Convert to fraction form
    694,507.20/1,041,760.80 = 526,545.60/x
  3. Step 3: Cross multiply
    694,507.20x = 1,041,760.80 × 526,545.60
  4. Step 4: Simplify right side
    694,507.20x = 548,534,565,492.48
  5. Step 5: Solve for x
    x = 548,534,565,492.48/694,507.20
  6. Step 6: Final answer
    x = 789,818.40

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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.