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Finding the Fourth Proportional to 262,570.50, 362,325.69 and 147,812.49

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Solution

The fourth proportional to 262,570.50, 362,325.69 and 147,812.49 is: 203,969.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,570.50 : 362,325.69 = 147,812.49 : x
  2. Step 2: Convert to fraction form
    262,570.50/362,325.69 = 147,812.49/x
  3. Step 3: Cross multiply
    262,570.50x = 362,325.69 × 147,812.49
  4. Step 4: Simplify right side
    262,570.50x = 53,556,262,429.87
  5. Step 5: Solve for x
    x = 53,556,262,429.87/262,570.50
  6. Step 6: Final answer
    x = 203,969.08

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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.