Home / 908,675.53-1,253,980.80-500,792.08

Finding the Fourth Proportional to 908,675.53, 1,253,980.80 and 500,792.08

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Solution

The fourth proportional to 908,675.53, 1,253,980.80 and 500,792.08 is: 691,097.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,675.53 : 1,253,980.80 = 500,792.08 : x
  2. Step 2: Convert to fraction form
    908,675.53/1,253,980.80 = 500,792.08/x
  3. Step 3: Cross multiply
    908,675.53x = 1,253,980.80 × 500,792.08
  4. Step 4: Simplify right side
    908,675.53x = 627,983,653,112.06
  5. Step 5: Solve for x
    x = 627,983,653,112.06/908,675.53
  6. Step 6: Final answer
    x = 691,097.79

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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.