Home / 932,182.60-1,399,310.70-512,278.60

Finding the Fourth Proportional to 932,182.60, 1,399,310.70 and 512,278.60

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Solution

The fourth proportional to 932,182.60, 1,399,310.70 and 512,278.60 is: 768,987.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,182.60 : 1,399,310.70 = 512,278.60 : x
  2. Step 2: Convert to fraction form
    932,182.60/1,399,310.70 = 512,278.60/x
  3. Step 3: Cross multiply
    932,182.60x = 1,399,310.70 × 512,278.60
  4. Step 4: Simplify right side
    932,182.60x = 716,836,926,361.02
  5. Step 5: Solve for x
    x = 716,836,926,361.02/932,182.60
  6. Step 6: Final answer
    x = 768,987.67

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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.