Home / 1,011,727.72-1,517,555.04-253,574.92

Finding the Fourth Proportional to 1,011,727.72, 1,517,555.04 and 253,574.92

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Solution

The fourth proportional to 1,011,727.72, 1,517,555.04 and 253,574.92 is: 380,353.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,727.72 : 1,517,555.04 = 253,574.92 : x
  2. Step 2: Convert to fraction form
    1,011,727.72/1,517,555.04 = 253,574.92/x
  3. Step 3: Cross multiply
    1,011,727.72x = 1,517,555.04 × 253,574.92
  4. Step 4: Simplify right side
    1,011,727.72x = 384,813,897,863.60
  5. Step 5: Solve for x
    x = 384,813,897,863.60/1,011,727.72
  6. Step 6: Final answer
    x = 380,353.22

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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.