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Finding the Fourth Proportional to 294,071.70, 441,107.55 and 266,952.90

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Solution

The fourth proportional to 294,071.70, 441,107.55 and 266,952.90 is: 400,429.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,071.70 : 441,107.55 = 266,952.90 : x
  2. Step 2: Convert to fraction form
    294,071.70/441,107.55 = 266,952.90/x
  3. Step 3: Cross multiply
    294,071.70x = 441,107.55 × 266,952.90
  4. Step 4: Simplify right side
    294,071.70x = 117,754,939,684.40
  5. Step 5: Solve for x
    x = 117,754,939,684.40/294,071.70
  6. Step 6: Final answer
    x = 400,429.35

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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.