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Finding the Fourth Proportional to 653,602.59, 901,993.45 and 363,226.39

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Solution

The fourth proportional to 653,602.59, 901,993.45 and 363,226.39 is: 501,264.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,602.59 : 901,993.45 = 363,226.39 : x
  2. Step 2: Convert to fraction form
    653,602.59/901,993.45 = 363,226.39/x
  3. Step 3: Cross multiply
    653,602.59x = 901,993.45 × 363,226.39
  4. Step 4: Simplify right side
    653,602.59x = 327,627,823,739.08
  5. Step 5: Solve for x
    x = 327,627,823,739.08/653,602.59
  6. Step 6: Final answer
    x = 501,264.58

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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.