Home / 880,089.53-1,214,481.54-540,492.17

Finding the Fourth Proportional to 880,089.53, 1,214,481.54 and 540,492.17

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Solution

The fourth proportional to 880,089.53, 1,214,481.54 and 540,492.17 is: 745,853.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,089.53 : 1,214,481.54 = 540,492.17 : x
  2. Step 2: Convert to fraction form
    880,089.53/1,214,481.54 = 540,492.17/x
  3. Step 3: Cross multiply
    880,089.53x = 1,214,481.54 × 540,492.17
  4. Step 4: Simplify right side
    880,089.53x = 656,417,756,907.13
  5. Step 5: Solve for x
    x = 656,417,756,907.13/880,089.53
  6. Step 6: Final answer
    x = 745,853.39

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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.