Home / 1,482.26-2,223.40-710.42

Finding the Fourth Proportional to 1,482.26, 2,223.40 and 710.42

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Solution

The fourth proportional to 1,482.26, 2,223.40 and 710.42 is: 1,065.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,482.26 : 2,223.40 = 710.42 : x
  2. Step 2: Convert to fraction form
    1,482.26/2,223.40 = 710.42/x
  3. Step 3: Cross multiply
    1,482.26x = 2,223.40 × 710.42
  4. Step 4: Simplify right side
    1,482.26x = 1,579,547.83
  5. Step 5: Solve for x
    x = 1,579,547.83/1,482.26
  6. Step 6: Final answer
    x = 1,065.63

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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.