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Finding the Fourth Proportional to 1,059.98, 1,461.24 and 744.26

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Solution

The fourth proportional to 1,059.98, 1,461.24 and 744.26 is: 1,026.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,059.98 : 1,461.24 = 744.26 : x
  2. Step 2: Convert to fraction form
    1,059.98/1,461.24 = 744.26/x
  3. Step 3: Cross multiply
    1,059.98x = 1,461.24 × 744.26
  4. Step 4: Simplify right side
    1,059.98x = 1,087,535.18
  5. Step 5: Solve for x
    x = 1,087,535.18/1,059.98
  6. Step 6: Final answer
    x = 1,026.00

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Half scale
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Double scale
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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.