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Finding the Fourth Proportional to 954,842.96, 1,432,303.32 and 393,824

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Solution

The fourth proportional to 954,842.96, 1,432,303.32 and 393,824 is: 590,752.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,842.96 : 1,432,303.32 = 393,824 : x
  2. Step 2: Convert to fraction form
    954,842.96/1,432,303.32 = 393,824/x
  3. Step 3: Cross multiply
    954,842.96x = 1,432,303.32 × 393,824
  4. Step 4: Simplify right side
    954,842.96x = 564,075,422,695.68
  5. Step 5: Solve for x
    x = 564,075,422,695.68/954,842.96
  6. Step 6: Final answer
    x = 590,752.04

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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.