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Finding the Fourth Proportional to 446,909.60, 616,792.02 and 253,348.83

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Solution

The fourth proportional to 446,909.60, 616,792.02 and 253,348.83 is: 349,653.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,909.60 : 616,792.02 = 253,348.83 : x
  2. Step 2: Convert to fraction form
    446,909.60/616,792.02 = 253,348.83/x
  3. Step 3: Cross multiply
    446,909.60x = 616,792.02 × 253,348.83
  4. Step 4: Simplify right side
    446,909.60x = 156,263,535,670.28
  5. Step 5: Solve for x
    x = 156,263,535,670.28/446,909.60
  6. Step 6: Final answer
    x = 349,653.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.