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Finding the Fourth Proportional to 556,241.80, 767,618.76 and 301,593.64

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Solution

The fourth proportional to 556,241.80, 767,618.76 and 301,593.64 is: 416,201.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,241.80 : 767,618.76 = 301,593.64 : x
  2. Step 2: Convert to fraction form
    556,241.80/767,618.76 = 301,593.64/x
  3. Step 3: Cross multiply
    556,241.80x = 767,618.76 × 301,593.64
  4. Step 4: Simplify right side
    556,241.80x = 231,508,935,960.69
  5. Step 5: Solve for x
    x = 231,508,935,960.69/556,241.80
  6. Step 6: Final answer
    x = 416,201.98

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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.