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Finding the Fourth Proportional to 544,585.60, 815,265.60 and 404,963.20

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Solution

The fourth proportional to 544,585.60, 815,265.60 and 404,963.20 is: 606,245.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,585.60 : 815,265.60 = 404,963.20 : x
  2. Step 2: Convert to fraction form
    544,585.60/815,265.60 = 404,963.20/x
  3. Step 3: Cross multiply
    544,585.60x = 815,265.60 × 404,963.20
  4. Step 4: Simplify right side
    544,585.60x = 330,152,566,225.92
  5. Step 5: Solve for x
    x = 330,152,566,225.92/544,585.60
  6. Step 6: Final answer
    x = 606,245.49

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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.