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Finding the Fourth Proportional to 267,254.10, 368,810.55 and 146,399.67

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Solution

The fourth proportional to 267,254.10, 368,810.55 and 146,399.67 is: 202,031.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,254.10 : 368,810.55 = 146,399.67 : x
  2. Step 2: Convert to fraction form
    267,254.10/368,810.55 = 146,399.67/x
  3. Step 3: Cross multiply
    267,254.10x = 368,810.55 × 146,399.67
  4. Step 4: Simplify right side
    267,254.10x = 53,993,742,812.52
  5. Step 5: Solve for x
    x = 53,993,742,812.52/267,254.10
  6. Step 6: Final answer
    x = 202,031.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.