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Finding the Fourth Proportional to 581,974.80, 873,175.40 and 245,100.24

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Solution

The fourth proportional to 581,974.80, 873,175.40 and 245,100.24 is: 367,740.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,974.80 : 873,175.40 = 245,100.24 : x
  2. Step 2: Convert to fraction form
    581,974.80/873,175.40 = 245,100.24/x
  3. Step 3: Cross multiply
    581,974.80x = 873,175.40 × 245,100.24
  4. Step 4: Simplify right side
    581,974.80x = 214,015,500,102.10
  5. Step 5: Solve for x
    x = 214,015,500,102.10/581,974.80
  6. Step 6: Final answer
    x = 367,740.15

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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.