Home / 914,511.98-1,262,010.84-506,605.44

Finding the Fourth Proportional to 914,511.98, 1,262,010.84 and 506,605.44

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Solution

The fourth proportional to 914,511.98, 1,262,010.84 and 506,605.44 is: 699,106.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,511.98 : 1,262,010.84 = 506,605.44 : x
  2. Step 2: Convert to fraction form
    914,511.98/1,262,010.84 = 506,605.44/x
  3. Step 3: Cross multiply
    914,511.98x = 1,262,010.84 × 506,605.44
  4. Step 4: Simplify right side
    914,511.98x = 639,341,556,882.97
  5. Step 5: Solve for x
    x = 639,341,556,882.97/914,511.98
  6. Step 6: Final answer
    x = 699,106.81

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1.5x scale

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.