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Finding the Fourth Proportional to 404,246.80, 564,839.60 and 404,246.80

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Solution

The fourth proportional to 404,246.80, 564,839.60 and 404,246.80 is: 564,839.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,246.80 : 564,839.60 = 404,246.80 : x
  2. Step 2: Convert to fraction form
    404,246.80/564,839.60 = 404,246.80/x
  3. Step 3: Cross multiply
    404,246.80x = 564,839.60 × 404,246.80
  4. Step 4: Simplify right side
    404,246.80x = 228,334,600,813.28
  5. Step 5: Solve for x
    x = 228,334,600,813.28/404,246.80
  6. Step 6: Final answer
    x = 564,839.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.