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Finding the Fourth Proportional to 556,050.83, 767,350.49 and 301,402.02

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Solution

The fourth proportional to 556,050.83, 767,350.49 and 301,402.02 is: 415,934.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,050.83 : 767,350.49 = 301,402.02 : x
  2. Step 2: Convert to fraction form
    556,050.83/767,350.49 = 301,402.02/x
  3. Step 3: Cross multiply
    556,050.83x = 767,350.49 × 301,402.02
  4. Step 4: Simplify right side
    556,050.83x = 231,280,986,226.98
  5. Step 5: Solve for x
    x = 231,280,986,226.98/556,050.83
  6. Step 6: Final answer
    x = 415,934.97

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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.