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Finding the Fourth Proportional to 452,770.88, 624,827.52 and 283,103.36

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Solution

The fourth proportional to 452,770.88, 624,827.52 and 283,103.36 is: 390,684.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,770.88 : 624,827.52 = 283,103.36 : x
  2. Step 2: Convert to fraction form
    452,770.88/624,827.52 = 283,103.36/x
  3. Step 3: Cross multiply
    452,770.88x = 624,827.52 × 283,103.36
  4. Step 4: Simplify right side
    452,770.88x = 176,890,770,332.47
  5. Step 5: Solve for x
    x = 176,890,770,332.47/452,770.88
  6. Step 6: Final answer
    x = 390,684.95

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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.