Home / 1,342.37-2,013.59-476.08

Finding the Fourth Proportional to 1,342.37, 2,013.59 and 476.08

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Solution

The fourth proportional to 1,342.37, 2,013.59 and 476.08 is: 714.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342.37 : 2,013.59 = 476.08 : x
  2. Step 2: Convert to fraction form
    1,342.37/2,013.59 = 476.08/x
  3. Step 3: Cross multiply
    1,342.37x = 2,013.59 × 476.08
  4. Step 4: Simplify right side
    1,342.37x = 958,626.08
  5. Step 5: Solve for x
    x = 958,626.08/1,342.37
  6. Step 6: Final answer
    x = 714.13

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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.