Home / 860,243.36-1,187,116.43-467,767.85

Finding the Fourth Proportional to 860,243.36, 1,187,116.43 and 467,767.85

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Solution

The fourth proportional to 860,243.36, 1,187,116.43 and 467,767.85 is: 645,509.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    860,243.36 : 1,187,116.43 = 467,767.85 : x
  2. Step 2: Convert to fraction form
    860,243.36/1,187,116.43 = 467,767.85/x
  3. Step 3: Cross multiply
    860,243.36x = 1,187,116.43 × 467,767.85
  4. Step 4: Simplify right side
    860,243.36x = 555,294,891,886.35
  5. Step 5: Solve for x
    x = 555,294,891,886.35/860,243.36
  6. Step 6: Final answer
    x = 645,509.07

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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.