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Finding the Fourth Proportional to 262,079.40, 393,119.10 and 241,804.20

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Solution

The fourth proportional to 262,079.40, 393,119.10 and 241,804.20 is: 362,706.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,079.40 : 393,119.10 = 241,804.20 : x
  2. Step 2: Convert to fraction form
    262,079.40/393,119.10 = 241,804.20/x
  3. Step 3: Cross multiply
    262,079.40x = 393,119.10 × 241,804.20
  4. Step 4: Simplify right side
    262,079.40x = 95,057,849,480.22
  5. Step 5: Solve for x
    x = 95,057,849,480.22/262,079.40
  6. Step 6: Final answer
    x = 362,706.30

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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.