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Finding the Fourth Proportional to 341,215.70, 511,823.55 and 173,254.10

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Solution

The fourth proportional to 341,215.70, 511,823.55 and 173,254.10 is: 259,881.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,215.70 : 511,823.55 = 173,254.10 : x
  2. Step 2: Convert to fraction form
    341,215.70/511,823.55 = 173,254.10/x
  3. Step 3: Cross multiply
    341,215.70x = 511,823.55 × 173,254.10
  4. Step 4: Simplify right side
    341,215.70x = 88,675,528,514.06
  5. Step 5: Solve for x
    x = 88,675,528,514.06/341,215.70
  6. Step 6: Final answer
    x = 259,881.15

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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.