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Finding the Fourth Proportional to 524,233.60, 786,933.60 and 324,779.20

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Solution

The fourth proportional to 524,233.60, 786,933.60 and 324,779.20 is: 487,530.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,233.60 : 786,933.60 = 324,779.20 : x
  2. Step 2: Convert to fraction form
    524,233.60/786,933.60 = 324,779.20/x
  3. Step 3: Cross multiply
    524,233.60x = 786,933.60 × 324,779.20
  4. Step 4: Simplify right side
    524,233.60x = 255,579,665,061.12
  5. Step 5: Solve for x
    x = 255,579,665,061.12/524,233.60
  6. Step 6: Final answer
    x = 487,530.11

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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.