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Finding the Fourth Proportional to 5,357.59, 7,407.59 and 4,692.53

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Solution

The fourth proportional to 5,357.59, 7,407.59 and 4,692.53 is: 6,488.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,357.59 : 7,407.59 = 4,692.53 : x
  2. Step 2: Convert to fraction form
    5,357.59/7,407.59 = 4,692.53/x
  3. Step 3: Cross multiply
    5,357.59x = 7,407.59 × 4,692.53
  4. Step 4: Simplify right side
    5,357.59x = 34,760,333.36
  5. Step 5: Solve for x
    x = 34,760,333.36/5,357.59
  6. Step 6: Final answer
    x = 6,488.06

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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.