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Finding the Fourth Proportional to 176,769.60, 265,154.40 and 141,777.60

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Solution

The fourth proportional to 176,769.60, 265,154.40 and 141,777.60 is: 212,666.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,769.60 : 265,154.40 = 141,777.60 : x
  2. Step 2: Convert to fraction form
    176,769.60/265,154.40 = 141,777.60/x
  3. Step 3: Cross multiply
    176,769.60x = 265,154.40 × 141,777.60
  4. Step 4: Simplify right side
    176,769.60x = 37,592,954,461.44
  5. Step 5: Solve for x
    x = 37,592,954,461.44/176,769.60
  6. Step 6: Final answer
    x = 212,666.40

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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.