Home / 1,005,403.05-1,508,091.30-247,251.06

Finding the Fourth Proportional to 1,005,403.05, 1,508,091.30 and 247,251.06

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Solution

The fourth proportional to 1,005,403.05, 1,508,091.30 and 247,251.06 is: 370,873.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,403.05 : 1,508,091.30 = 247,251.06 : x
  2. Step 2: Convert to fraction form
    1,005,403.05/1,508,091.30 = 247,251.06/x
  3. Step 3: Cross multiply
    1,005,403.05x = 1,508,091.30 × 247,251.06
  4. Step 4: Simplify right side
    1,005,403.05x = 372,877,172,501.78
  5. Step 5: Solve for x
    x = 372,877,172,501.78/1,005,403.05
  6. Step 6: Final answer
    x = 370,873.33

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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.