Home / 403,350.84-556,603.03-222,027.35

Finding the Fourth Proportional to 403,350.84, 556,603.03 and 222,027.35

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Solution

The fourth proportional to 403,350.84, 556,603.03 and 222,027.35 is: 306,386.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,350.84 : 556,603.03 = 222,027.35 : x
  2. Step 2: Convert to fraction form
    403,350.84/556,603.03 = 222,027.35/x
  3. Step 3: Cross multiply
    403,350.84x = 556,603.03 × 222,027.35
  4. Step 4: Simplify right side
    403,350.84x = 123,581,094,642.73
  5. Step 5: Solve for x
    x = 123,581,094,642.73/403,350.84
  6. Step 6: Final answer
    x = 306,386.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.