Home / 622,986.10-934,479.15-617,081.20

Finding the Fourth Proportional to 622,986.10, 934,479.15 and 617,081.20

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Solution

The fourth proportional to 622,986.10, 934,479.15 and 617,081.20 is: 925,621.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,986.10 : 934,479.15 = 617,081.20 : x
  2. Step 2: Convert to fraction form
    622,986.10/934,479.15 = 617,081.20/x
  3. Step 3: Cross multiply
    622,986.10x = 934,479.15 × 617,081.20
  4. Step 4: Simplify right side
    622,986.10x = 576,649,515,256.98
  5. Step 5: Solve for x
    x = 576,649,515,256.98/622,986.10
  6. Step 6: Final answer
    x = 925,621.80

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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.