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Finding the Fourth Proportional to 535,995.96, 739,641.27 and 294,277.17

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Solution

The fourth proportional to 535,995.96, 739,641.27 and 294,277.17 is: 406,084.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,995.96 : 739,641.27 = 294,277.17 : x
  2. Step 2: Convert to fraction form
    535,995.96/739,641.27 = 294,277.17/x
  3. Step 3: Cross multiply
    535,995.96x = 739,641.27 × 294,277.17
  4. Step 4: Simplify right side
    535,995.96x = 217,659,539,750.81
  5. Step 5: Solve for x
    x = 217,659,539,750.81/535,995.96
  6. Step 6: Final answer
    x = 406,084.29

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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.