Home / 869,483.69-1,199,906.73-482,286.50

Finding the Fourth Proportional to 869,483.69, 1,199,906.73 and 482,286.50

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Solution

The fourth proportional to 869,483.69, 1,199,906.73 and 482,286.50 is: 665,566.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,483.69 : 1,199,906.73 = 482,286.50 : x
  2. Step 2: Convert to fraction form
    869,483.69/1,199,906.73 = 482,286.50/x
  3. Step 3: Cross multiply
    869,483.69x = 1,199,906.73 × 482,286.50
  4. Step 4: Simplify right side
    869,483.69x = 578,698,818,932.20
  5. Step 5: Solve for x
    x = 578,698,818,932.20/869,483.69
  6. Step 6: Final answer
    x = 665,566.04

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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.