Home / 1,018,158.85-1,527,239.70-433,767.85

Finding the Fourth Proportional to 1,018,158.85, 1,527,239.70 and 433,767.85

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Solution

The fourth proportional to 1,018,158.85, 1,527,239.70 and 433,767.85 is: 650,652.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,158.85 : 1,527,239.70 = 433,767.85 : x
  2. Step 2: Convert to fraction form
    1,018,158.85/1,527,239.70 = 433,767.85/x
  3. Step 3: Cross multiply
    1,018,158.85x = 1,527,239.70 × 433,767.85
  4. Step 4: Simplify right side
    1,018,158.85x = 662,467,481,103.65
  5. Step 5: Solve for x
    x = 662,467,481,103.65/1,018,158.85
  6. Step 6: Final answer
    x = 650,652.38

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Double scale
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Similar ratio
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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.