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Finding the Fourth Proportional to 606,467.55, 909,701.33 and 576,943.05

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Solution

The fourth proportional to 606,467.55, 909,701.33 and 576,943.05 is: 865,414.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,467.55 : 909,701.33 = 576,943.05 : x
  2. Step 2: Convert to fraction form
    606,467.55/909,701.33 = 576,943.05/x
  3. Step 3: Cross multiply
    606,467.55x = 909,701.33 × 576,943.05
  4. Step 4: Simplify right side
    606,467.55x = 524,845,857,034.54
  5. Step 5: Solve for x
    x = 524,845,857,034.54/606,467.55
  6. Step 6: Final answer
    x = 865,414.58

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Similar ratio
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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.