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Finding the Fourth Proportional to 536,535.56, 740,418.86 and 294,833.72

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Solution

The fourth proportional to 536,535.56, 740,418.86 and 294,833.72 is: 406,870.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,535.56 : 740,418.86 = 294,833.72 : x
  2. Step 2: Convert to fraction form
    536,535.56/740,418.86 = 294,833.72/x
  3. Step 3: Cross multiply
    536,535.56x = 740,418.86 × 294,833.72
  4. Step 4: Simplify right side
    536,535.56x = 218,300,441,675.70
  5. Step 5: Solve for x
    x = 218,300,441,675.70/536,535.56
  6. Step 6: Final answer
    x = 406,870.41

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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.