Home / 914,492.36-1,261,982.90-506,592.97

Finding the Fourth Proportional to 914,492.36, 1,261,982.90 and 506,592.97

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Solution

The fourth proportional to 914,492.36, 1,261,982.90 and 506,592.97 is: 699,089.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,492.36 : 1,261,982.90 = 506,592.97 : x
  2. Step 2: Convert to fraction form
    914,492.36/1,261,982.90 = 506,592.97/x
  3. Step 3: Cross multiply
    914,492.36x = 1,261,982.90 × 506,592.97
  4. Step 4: Simplify right side
    914,492.36x = 639,311,663,511.74
  5. Step 5: Solve for x
    x = 639,311,663,511.74/914,492.36
  6. Step 6: Final answer
    x = 699,089.12

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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.