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Finding the Fourth Proportional to 7,417.59, 10,235.90 and 4,059.77

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Solution

The fourth proportional to 7,417.59, 10,235.90 and 4,059.77 is: 5,602.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,417.59 : 10,235.90 = 4,059.77 : x
  2. Step 2: Convert to fraction form
    7,417.59/10,235.90 = 4,059.77/x
  3. Step 3: Cross multiply
    7,417.59x = 10,235.90 × 4,059.77
  4. Step 4: Simplify right side
    7,417.59x = 41,555,328.26
  5. Step 5: Solve for x
    x = 41,555,328.26/7,417.59
  6. Step 6: Final answer
    x = 5,602.27

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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.