Home / 834,152.80-1,151,132.40-452,178.40

Finding the Fourth Proportional to 834,152.80, 1,151,132.40 and 452,178.40

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Solution

The fourth proportional to 834,152.80, 1,151,132.40 and 452,178.40 is: 624,007.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,152.80 : 1,151,132.40 = 452,178.40 : x
  2. Step 2: Convert to fraction form
    834,152.80/1,151,132.40 = 452,178.40/x
  3. Step 3: Cross multiply
    834,152.80x = 1,151,132.40 × 452,178.40
  4. Step 4: Simplify right side
    834,152.80x = 520,517,206,820.16
  5. Step 5: Solve for x
    x = 520,517,206,820.16/834,152.80
  6. Step 6: Final answer
    x = 624,007.02

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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.