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Finding the Fourth Proportional to 594,041.34, 819,918.86 and 352,464.11

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Solution

The fourth proportional to 594,041.34, 819,918.86 and 352,464.11 is: 486,484.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,041.34 : 819,918.86 = 352,464.11 : x
  2. Step 2: Convert to fraction form
    594,041.34/819,918.86 = 352,464.11/x
  3. Step 3: Cross multiply
    594,041.34x = 819,918.86 × 352,464.11
  4. Step 4: Simplify right side
    594,041.34x = 288,991,968,474.90
  5. Step 5: Solve for x
    x = 288,991,968,474.90/594,041.34
  6. Step 6: Final answer
    x = 486,484.61

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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.