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Finding the Fourth Proportional to 262,160.06, 393,240.37 and 65,168.06

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Solution

The fourth proportional to 262,160.06, 393,240.37 and 65,168.06 is: 97,752.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,160.06 : 393,240.37 = 65,168.06 : x
  2. Step 2: Convert to fraction form
    262,160.06/393,240.37 = 65,168.06/x
  3. Step 3: Cross multiply
    262,160.06x = 393,240.37 × 65,168.06
  4. Step 4: Simplify right side
    262,160.06x = 25,626,712,026.58
  5. Step 5: Solve for x
    x = 25,626,712,026.58/262,160.06
  6. Step 6: Final answer
    x = 97,752.16

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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.