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Finding the Fourth Proportional to 176,139.70, 264,209.55 and 173,806.90

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Solution

The fourth proportional to 176,139.70, 264,209.55 and 173,806.90 is: 260,710.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,139.70 : 264,209.55 = 173,806.90 : x
  2. Step 2: Convert to fraction form
    176,139.70/264,209.55 = 173,806.90/x
  3. Step 3: Cross multiply
    176,139.70x = 264,209.55 × 173,806.90
  4. Step 4: Simplify right side
    176,139.70x = 45,921,442,835.90
  5. Step 5: Solve for x
    x = 45,921,442,835.90/176,139.70
  6. Step 6: Final answer
    x = 260,710.35

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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.