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Finding the Fourth Proportional to 176,209.20, 264,832.20 and 153,399.60

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Solution

The fourth proportional to 176,209.20, 264,832.20 and 153,399.60 is: 230,550.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,209.20 : 264,832.20 = 153,399.60 : x
  2. Step 2: Convert to fraction form
    176,209.20/264,832.20 = 153,399.60/x
  3. Step 3: Cross multiply
    176,209.20x = 264,832.20 × 153,399.60
  4. Step 4: Simplify right side
    176,209.20x = 40,625,153,547.12
  5. Step 5: Solve for x
    x = 40,625,153,547.12/176,209.20
  6. Step 6: Final answer
    x = 230,550.70

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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.