Home / 824,179.05-1,236,081.47-291,699.83

Finding the Fourth Proportional to 824,179.05, 1,236,081.47 and 291,699.83

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Solution

The fourth proportional to 824,179.05, 1,236,081.47 and 291,699.83 is: 437,483.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,179.05 : 1,236,081.47 = 291,699.83 : x
  2. Step 2: Convert to fraction form
    824,179.05/1,236,081.47 = 291,699.83/x
  3. Step 3: Cross multiply
    824,179.05x = 1,236,081.47 × 291,699.83
  4. Step 4: Simplify right side
    824,179.05x = 360,564,756,296.86
  5. Step 5: Solve for x
    x = 360,564,756,296.86/824,179.05
  6. Step 6: Final answer
    x = 437,483.53

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.