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Finding the Fourth Proportional to 202,534.41, 279,497.48 and 117,656.94

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Solution

The fourth proportional to 202,534.41, 279,497.48 and 117,656.94 is: 162,366.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,534.41 : 279,497.48 = 117,656.94 : x
  2. Step 2: Convert to fraction form
    202,534.41/279,497.48 = 117,656.94/x
  3. Step 3: Cross multiply
    202,534.41x = 279,497.48 × 117,656.94
  4. Step 4: Simplify right side
    202,534.41x = 32,884,818,234.51
  5. Step 5: Solve for x
    x = 32,884,818,234.51/202,534.41
  6. Step 6: Final answer
    x = 162,366.57

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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.