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Finding the Fourth Proportional to 599,089.76, 898,842 and 400,208.48

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Solution

The fourth proportional to 599,089.76, 898,842 and 400,208.48 is: 600,451.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,089.76 : 898,842 = 400,208.48 : x
  2. Step 2: Convert to fraction form
    599,089.76/898,842 = 400,208.48/x
  3. Step 3: Cross multiply
    599,089.76x = 898,842 × 400,208.48
  4. Step 4: Simplify right side
    599,089.76x = 359,724,190,580.16
  5. Step 5: Solve for x
    x = 359,724,190,580.16/599,089.76
  6. Step 6: Final answer
    x = 600,451.24

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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.