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Finding the Fourth Proportional to 176,445.70, 264,668.55 and 156,616.90

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Solution

The fourth proportional to 176,445.70, 264,668.55 and 156,616.90 is: 234,925.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,445.70 : 264,668.55 = 156,616.90 : x
  2. Step 2: Convert to fraction form
    176,445.70/264,668.55 = 156,616.90/x
  3. Step 3: Cross multiply
    176,445.70x = 264,668.55 × 156,616.90
  4. Step 4: Simplify right side
    176,445.70x = 41,451,567,828.50
  5. Step 5: Solve for x
    x = 41,451,567,828.50/176,445.70
  6. Step 6: Final answer
    x = 234,925.35

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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.