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Finding the Fourth Proportional to 357,151.06, 492,867.03 and 196,008.76

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Solution

The fourth proportional to 357,151.06, 492,867.03 and 196,008.76 is: 270,491.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,151.06 : 492,867.03 = 196,008.76 : x
  2. Step 2: Convert to fraction form
    357,151.06/492,867.03 = 196,008.76/x
  3. Step 3: Cross multiply
    357,151.06x = 492,867.03 × 196,008.76
  4. Step 4: Simplify right side
    357,151.06x = 96,606,255,395.18
  5. Step 5: Solve for x
    x = 96,606,255,395.18/357,151.06
  6. Step 6: Final answer
    x = 270,491.30

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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.