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Finding the Fourth Proportional to 1,506.99, 2,261.49 and 533.10

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Solution

The fourth proportional to 1,506.99, 2,261.49 and 533.10 is: 800.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,506.99 : 2,261.49 = 533.10 : x
  2. Step 2: Convert to fraction form
    1,506.99/2,261.49 = 533.10/x
  3. Step 3: Cross multiply
    1,506.99x = 2,261.49 × 533.10
  4. Step 4: Simplify right side
    1,506.99x = 1,205,600.32
  5. Step 5: Solve for x
    x = 1,205,600.32/1,506.99
  6. Step 6: Final answer
    x = 800.01

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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.