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Finding the Fourth Proportional to 174,510.40, 261,765.60 and 49,851.40

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Solution

The fourth proportional to 174,510.40, 261,765.60 and 49,851.40 is: 74,777.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,510.40 : 261,765.60 = 49,851.40 : x
  2. Step 2: Convert to fraction form
    174,510.40/261,765.60 = 49,851.40/x
  3. Step 3: Cross multiply
    174,510.40x = 261,765.60 × 49,851.40
  4. Step 4: Simplify right side
    174,510.40x = 13,049,381,631.84
  5. Step 5: Solve for x
    x = 13,049,381,631.84/174,510.40
  6. Step 6: Final answer
    x = 74,777.10

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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.