Home / 832,529.86-1,148,891.13-450,556.72

Finding the Fourth Proportional to 832,529.86, 1,148,891.13 and 450,556.72

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Solution

The fourth proportional to 832,529.86, 1,148,891.13 and 450,556.72 is: 621,768.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,529.86 : 1,148,891.13 = 450,556.72 : x
  2. Step 2: Convert to fraction form
    832,529.86/1,148,891.13 = 450,556.72/x
  3. Step 3: Cross multiply
    832,529.86x = 1,148,891.13 × 450,556.72
  4. Step 4: Simplify right side
    832,529.86x = 517,640,619,169.89
  5. Step 5: Solve for x
    x = 517,640,619,169.89/832,529.86
  6. Step 6: Final answer
    x = 621,768.23

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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.