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Finding the Fourth Proportional to 176,073.40, 263,705.10 and 144,580.60

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Solution

The fourth proportional to 176,073.40, 263,705.10 and 144,580.60 is: 216,538.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,073.40 : 263,705.10 = 144,580.60 : x
  2. Step 2: Convert to fraction form
    176,073.40/263,705.10 = 144,580.60/x
  3. Step 3: Cross multiply
    176,073.40x = 263,705.10 × 144,580.60
  4. Step 4: Simplify right side
    176,073.40x = 38,126,641,581.06
  5. Step 5: Solve for x
    x = 38,126,641,581.06/176,073.40
  6. Step 6: Final answer
    x = 216,538.34

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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.