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Finding the Fourth Proportional to 1,240.04, 1,859.10 and 590.44

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Solution

The fourth proportional to 1,240.04, 1,859.10 and 590.44 is: 885.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,240.04 : 1,859.10 = 590.44 : x
  2. Step 2: Convert to fraction form
    1,240.04/1,859.10 = 590.44/x
  3. Step 3: Cross multiply
    1,240.04x = 1,859.10 × 590.44
  4. Step 4: Simplify right side
    1,240.04x = 1,097,687.00
  5. Step 5: Solve for x
    x = 1,097,687.00/1,240.04
  6. Step 6: Final answer
    x = 885.20

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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.