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Finding the Fourth Proportional to 568,602.12, 780,548.01 and 563,288.52

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Solution

The fourth proportional to 568,602.12, 780,548.01 and 563,288.52 is: 773,253.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,602.12 : 780,548.01 = 563,288.52 : x
  2. Step 2: Convert to fraction form
    568,602.12/780,548.01 = 563,288.52/x
  3. Step 3: Cross multiply
    568,602.12x = 780,548.01 × 563,288.52
  4. Step 4: Simplify right side
    568,602.12x = 439,673,733,341.85
  5. Step 5: Solve for x
    x = 439,673,733,341.85/568,602.12
  6. Step 6: Final answer
    x = 773,253.77

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.