Home / 752,306.15-1,038,182.37-430,023.17

Finding the Fourth Proportional to 752,306.15, 1,038,182.37 and 430,023.17

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Solution

The fourth proportional to 752,306.15, 1,038,182.37 and 430,023.17 is: 593,431.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,306.15 : 1,038,182.37 = 430,023.17 : x
  2. Step 2: Convert to fraction form
    752,306.15/1,038,182.37 = 430,023.17/x
  3. Step 3: Cross multiply
    752,306.15x = 1,038,182.37 × 430,023.17
  4. Step 4: Simplify right side
    752,306.15x = 446,442,466,444.49
  5. Step 5: Solve for x
    x = 446,442,466,444.49/752,306.15
  6. Step 6: Final answer
    x = 593,431.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.