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Finding the Fourth Proportional to 294,269.40, 441,404.10 and 144,605.70

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Solution

The fourth proportional to 294,269.40, 441,404.10 and 144,605.70 is: 216,908.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,269.40 : 441,404.10 = 144,605.70 : x
  2. Step 2: Convert to fraction form
    294,269.40/441,404.10 = 144,605.70/x
  3. Step 3: Cross multiply
    294,269.40x = 441,404.10 × 144,605.70
  4. Step 4: Simplify right side
    294,269.40x = 63,829,548,863.37
  5. Step 5: Solve for x
    x = 63,829,548,863.37/294,269.40
  6. Step 6: Final answer
    x = 216,908.55

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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.