Home / 986,575.20-1,480,319.52-536,760.24

Finding the Fourth Proportional to 986,575.20, 1,480,319.52 and 536,760.24

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Solution

The fourth proportional to 986,575.20, 1,480,319.52 and 536,760.24 is: 805,388.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,575.20 : 1,480,319.52 = 536,760.24 : x
  2. Step 2: Convert to fraction form
    986,575.20/1,480,319.52 = 536,760.24/x
  3. Step 3: Cross multiply
    986,575.20x = 1,480,319.52 × 536,760.24
  4. Step 4: Simplify right side
    986,575.20x = 794,576,660,831.89
  5. Step 5: Solve for x
    x = 794,576,660,831.89/986,575.20
  6. Step 6: Final answer
    x = 805,388.84

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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.