Home / 343,314.90-473,679.53-198,110.58

Finding the Fourth Proportional to 343,314.90, 473,679.53 and 198,110.58

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Solution

The fourth proportional to 343,314.90, 473,679.53 and 198,110.58 is: 273,337.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,314.90 : 473,679.53 = 198,110.58 : x
  2. Step 2: Convert to fraction form
    343,314.90/473,679.53 = 198,110.58/x
  3. Step 3: Cross multiply
    343,314.90x = 473,679.53 × 198,110.58
  4. Step 4: Simplify right side
    343,314.90x = 93,840,925,431.87
  5. Step 5: Solve for x
    x = 93,840,925,431.87/343,314.90
  6. Step 6: Final answer
    x = 273,337.76

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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.