Home / 631,584.16-871,586.34-341,195.80

Finding the Fourth Proportional to 631,584.16, 871,586.34 and 341,195.80

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Solution

The fourth proportional to 631,584.16, 871,586.34 and 341,195.80 is: 470,850.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,584.16 : 871,586.34 = 341,195.80 : x
  2. Step 2: Convert to fraction form
    631,584.16/871,586.34 = 341,195.80/x
  3. Step 3: Cross multiply
    631,584.16x = 871,586.34 × 341,195.80
  4. Step 4: Simplify right side
    631,584.16x = 297,381,598,545.37
  5. Step 5: Solve for x
    x = 297,381,598,545.37/631,584.16
  6. Step 6: Final answer
    x = 470,850.31

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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.