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Finding the Fourth Proportional to 606,474.60, 909,711.90 and 594,664.80

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Solution

The fourth proportional to 606,474.60, 909,711.90 and 594,664.80 is: 891,997.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,474.60 : 909,711.90 = 594,664.80 : x
  2. Step 2: Convert to fraction form
    606,474.60/909,711.90 = 594,664.80/x
  3. Step 3: Cross multiply
    606,474.60x = 909,711.90 × 594,664.80
  4. Step 4: Simplify right side
    606,474.60x = 540,973,645,071.12
  5. Step 5: Solve for x
    x = 540,973,645,071.12/606,474.60
  6. Step 6: Final answer
    x = 891,997.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.