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Finding the Fourth Proportional to 556,201.14, 767,559.24 and 301,552.44

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Solution

The fourth proportional to 556,201.14, 767,559.24 and 301,552.44 is: 416,143.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,201.14 : 767,559.24 = 301,552.44 : x
  2. Step 2: Convert to fraction form
    556,201.14/767,559.24 = 301,552.44/x
  3. Step 3: Cross multiply
    556,201.14x = 767,559.24 × 301,552.44
  4. Step 4: Simplify right side
    556,201.14x = 231,459,361,666.55
  5. Step 5: Solve for x
    x = 231,459,361,666.55/556,201.14
  6. Step 6: Final answer
    x = 416,143.27

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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.