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Finding the Fourth Proportional to 539,265.60, 808,833.60 and 223,689.60

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Solution

The fourth proportional to 539,265.60, 808,833.60 and 223,689.60 is: 335,507.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,265.60 : 808,833.60 = 223,689.60 : x
  2. Step 2: Convert to fraction form
    539,265.60/808,833.60 = 223,689.60/x
  3. Step 3: Cross multiply
    539,265.60x = 808,833.60 × 223,689.60
  4. Step 4: Simplify right side
    539,265.60x = 180,927,664,450.56
  5. Step 5: Solve for x
    x = 180,927,664,450.56/539,265.60
  6. Step 6: Final answer
    x = 335,507.52

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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.