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Finding the Fourth Proportional to 202,695.59, 304,050.63 and 69,574.94

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Solution

The fourth proportional to 202,695.59, 304,050.63 and 69,574.94 is: 104,364.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,695.59 : 304,050.63 = 69,574.94 : x
  2. Step 2: Convert to fraction form
    202,695.59/304,050.63 = 69,574.94/x
  3. Step 3: Cross multiply
    202,695.59x = 304,050.63 × 69,574.94
  4. Step 4: Simplify right side
    202,695.59x = 21,154,304,339.21
  5. Step 5: Solve for x
    x = 21,154,304,339.21/202,695.59
  6. Step 6: Final answer
    x = 104,364.90

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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.