Home / 526,259.72-789,340.36-147,214.55

Finding the Fourth Proportional to 526,259.72, 789,340.36 and 147,214.55

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Solution

The fourth proportional to 526,259.72, 789,340.36 and 147,214.55 is: 220,808.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,259.72 : 789,340.36 = 147,214.55 : x
  2. Step 2: Convert to fraction form
    526,259.72/789,340.36 = 147,214.55/x
  3. Step 3: Cross multiply
    526,259.72x = 789,340.36 × 147,214.55
  4. Step 4: Simplify right side
    526,259.72x = 116,202,385,894.24
  5. Step 5: Solve for x
    x = 116,202,385,894.24/526,259.72
  6. Step 6: Final answer
    x = 220,808.06

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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.