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Finding the Fourth Proportional to 341,440.80, 511,508.40 and 183,616.80

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Solution

The fourth proportional to 341,440.80, 511,508.40 and 183,616.80 is: 275,074.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,440.80 : 511,508.40 = 183,616.80 : x
  2. Step 2: Convert to fraction form
    341,440.80/511,508.40 = 183,616.80/x
  3. Step 3: Cross multiply
    341,440.80x = 511,508.40 × 183,616.80
  4. Step 4: Simplify right side
    341,440.80x = 93,921,535,581.12
  5. Step 5: Solve for x
    x = 93,921,535,581.12/341,440.80
  6. Step 6: Final answer
    x = 275,074.14

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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.