Home / 986,176.57-1,480,174.08-500,199.81

Finding the Fourth Proportional to 986,176.57, 1,480,174.08 and 500,199.81

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Solution

The fourth proportional to 986,176.57, 1,480,174.08 and 500,199.81 is: 750,760.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,176.57 : 1,480,174.08 = 500,199.81 : x
  2. Step 2: Convert to fraction form
    986,176.57/1,480,174.08 = 500,199.81/x
  3. Step 3: Cross multiply
    986,176.57x = 1,480,174.08 × 500,199.81
  4. Step 4: Simplify right side
    986,176.57x = 740,382,787,563.34
  5. Step 5: Solve for x
    x = 740,382,787,563.34/986,176.57
  6. Step 6: Final answer
    x = 750,760.88

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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.