Home / 752,851.60-1,128,280.56-552,232.60

Finding the Fourth Proportional to 752,851.60, 1,128,280.56 and 552,232.60

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Solution

The fourth proportional to 752,851.60, 1,128,280.56 and 552,232.60 is: 827,617.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,851.60 : 1,128,280.56 = 552,232.60 : x
  2. Step 2: Convert to fraction form
    752,851.60/1,128,280.56 = 552,232.60/x
  3. Step 3: Cross multiply
    752,851.60x = 1,128,280.56 × 552,232.60
  4. Step 4: Simplify right side
    752,851.60x = 623,073,307,178.26
  5. Step 5: Solve for x
    x = 623,073,307,178.26/752,851.60
  6. Step 6: Final answer
    x = 827,617.70

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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.