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Finding the Fourth Proportional to 700.19, 1,050.28 and 237.96

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Solution

The fourth proportional to 700.19, 1,050.28 and 237.96 is: 356.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    700.19 : 1,050.28 = 237.96 : x
  2. Step 2: Convert to fraction form
    700.19/1,050.28 = 237.96/x
  3. Step 3: Cross multiply
    700.19x = 1,050.28 × 237.96
  4. Step 4: Simplify right side
    700.19x = 249,927.97
  5. Step 5: Solve for x
    x = 249,927.97/700.19
  6. Step 6: Final answer
    x = 356.94

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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.