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Finding the Fourth Proportional to 357,292.56, 493,061.58 and 196,150.26

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Solution

The fourth proportional to 357,292.56, 493,061.58 and 196,150.26 is: 270,686.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,292.56 : 493,061.58 = 196,150.26 : x
  2. Step 2: Convert to fraction form
    357,292.56/493,061.58 = 196,150.26/x
  3. Step 3: Cross multiply
    357,292.56x = 493,061.58 × 196,150.26
  4. Step 4: Simplify right side
    357,292.56x = 96,714,157,113.01
  5. Step 5: Solve for x
    x = 96,714,157,113.01/357,292.56
  6. Step 6: Final answer
    x = 270,686.18

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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.