Home / 688,781.88-1,033,250.18-183,362.54

Finding the Fourth Proportional to 688,781.88, 1,033,250.18 and 183,362.54

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Solution

The fourth proportional to 688,781.88, 1,033,250.18 and 183,362.54 is: 275,064.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,781.88 : 1,033,250.18 = 183,362.54 : x
  2. Step 2: Convert to fraction form
    688,781.88/1,033,250.18 = 183,362.54/x
  3. Step 3: Cross multiply
    688,781.88x = 1,033,250.18 × 183,362.54
  4. Step 4: Simplify right side
    688,781.88x = 189,459,371,377.19
  5. Step 5: Solve for x
    x = 189,459,371,377.19/688,781.88
  6. Step 6: Final answer
    x = 275,064.40

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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.