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Finding the Fourth Proportional to 1,501.65, 2,252.14 and 461.48

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Solution

The fourth proportional to 1,501.65, 2,252.14 and 461.48 is: 692.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,501.65 : 2,252.14 = 461.48 : x
  2. Step 2: Convert to fraction form
    1,501.65/2,252.14 = 461.48/x
  3. Step 3: Cross multiply
    1,501.65x = 2,252.14 × 461.48
  4. Step 4: Simplify right side
    1,501.65x = 1,039,305.15
  5. Step 5: Solve for x
    x = 1,039,305.15/1,501.65
  6. Step 6: Final answer
    x = 692.11

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Double scale
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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.