Home / 622,158.60-933,929.10-385,768.20

Finding the Fourth Proportional to 622,158.60, 933,929.10 and 385,768.20

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Solution

The fourth proportional to 622,158.60, 933,929.10 and 385,768.20 is: 579,080.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,158.60 : 933,929.10 = 385,768.20 : x
  2. Step 2: Convert to fraction form
    622,158.60/933,929.10 = 385,768.20/x
  3. Step 3: Cross multiply
    622,158.60x = 933,929.10 × 385,768.20
  4. Step 4: Simplify right side
    622,158.60x = 360,280,147,834.62
  5. Step 5: Solve for x
    x = 360,280,147,834.62/622,158.60
  6. Step 6: Final answer
    x = 579,080.88

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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.