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Finding the Fourth Proportional to 342,833.37, 473,096.98 and 187,782.20

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Solution

The fourth proportional to 342,833.37, 473,096.98 and 187,782.20 is: 259,132.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,833.37 : 473,096.98 = 187,782.20 : x
  2. Step 2: Convert to fraction form
    342,833.37/473,096.98 = 187,782.20/x
  3. Step 3: Cross multiply
    342,833.37x = 473,096.98 × 187,782.20
  4. Step 4: Simplify right side
    342,833.37x = 88,839,191,717.76
  5. Step 5: Solve for x
    x = 88,839,191,717.76/342,833.37
  6. Step 6: Final answer
    x = 259,132.28

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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.