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Finding the Fourth Proportional to 436,585.32, 655,129.50 and 183,846.12

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Solution

The fourth proportional to 436,585.32, 655,129.50 and 183,846.12 is: 275,875.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,585.32 : 655,129.50 = 183,846.12 : x
  2. Step 2: Convert to fraction form
    436,585.32/655,129.50 = 183,846.12/x
  3. Step 3: Cross multiply
    436,585.32x = 655,129.50 × 183,846.12
  4. Step 4: Simplify right side
    436,585.32x = 120,443,016,672.54
  5. Step 5: Solve for x
    x = 120,443,016,672.54/436,585.32
  6. Step 6: Final answer
    x = 275,875.10

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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.