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Finding the Fourth Proportional to 176,080.40, 263,715.60 and 144,587.60

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Solution

The fourth proportional to 176,080.40, 263,715.60 and 144,587.60 is: 216,548.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,080.40 : 263,715.60 = 144,587.60 : x
  2. Step 2: Convert to fraction form
    176,080.40/263,715.60 = 144,587.60/x
  3. Step 3: Cross multiply
    176,080.40x = 263,715.60 × 144,587.60
  4. Step 4: Simplify right side
    176,080.40x = 38,130,005,686.56
  5. Step 5: Solve for x
    x = 38,130,005,686.56/176,080.40
  6. Step 6: Final answer
    x = 216,548.84

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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.