Home / 718,566.84-1,078,083.54-344,619

Finding the Fourth Proportional to 718,566.84, 1,078,083.54 and 344,619

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Solution

The fourth proportional to 718,566.84, 1,078,083.54 and 344,619 is: 517,040.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,566.84 : 1,078,083.54 = 344,619 : x
  2. Step 2: Convert to fraction form
    718,566.84/1,078,083.54 = 344,619/x
  3. Step 3: Cross multiply
    718,566.84x = 1,078,083.54 × 344,619
  4. Step 4: Simplify right side
    718,566.84x = 371,528,071,471.26
  5. Step 5: Solve for x
    x = 371,528,071,471.26/718,566.84
  6. Step 6: Final answer
    x = 517,040.38

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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.