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Finding the Fourth Proportional to 28,370.04, 42,555.06 and 7,593

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Solution

The fourth proportional to 28,370.04, 42,555.06 and 7,593 is: 11,389.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,370.04 : 42,555.06 = 7,593 : x
  2. Step 2: Convert to fraction form
    28,370.04/42,555.06 = 7,593/x
  3. Step 3: Cross multiply
    28,370.04x = 42,555.06 × 7,593
  4. Step 4: Simplify right side
    28,370.04x = 323,120,570.58
  5. Step 5: Solve for x
    x = 323,120,570.58/28,370.04
  6. Step 6: Final answer
    x = 11,389.50

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Double scale
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1.5x scale

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.