Home / 867,208.78-1,196,605.35-544,689.14

Finding the Fourth Proportional to 867,208.78, 1,196,605.35 and 544,689.14

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Solution

The fourth proportional to 867,208.78, 1,196,605.35 and 544,689.14 is: 751,581.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,208.78 : 1,196,605.35 = 544,689.14 : x
  2. Step 2: Convert to fraction form
    867,208.78/1,196,605.35 = 544,689.14/x
  3. Step 3: Cross multiply
    867,208.78x = 1,196,605.35 × 544,689.14
  4. Step 4: Simplify right side
    867,208.78x = 651,777,939,010.90
  5. Step 5: Solve for x
    x = 651,777,939,010.90/867,208.78
  6. Step 6: Final answer
    x = 751,581.34

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Double scale
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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.