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Finding the Fourth Proportional to 587,694.40, 881,541.60 and 401,070.40

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Solution

The fourth proportional to 587,694.40, 881,541.60 and 401,070.40 is: 601,605.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,694.40 : 881,541.60 = 401,070.40 : x
  2. Step 2: Convert to fraction form
    587,694.40/881,541.60 = 401,070.40/x
  3. Step 3: Cross multiply
    587,694.40x = 881,541.60 × 401,070.40
  4. Step 4: Simplify right side
    587,694.40x = 353,560,242,128.64
  5. Step 5: Solve for x
    x = 353,560,242,128.64/587,694.40
  6. Step 6: Final answer
    x = 601,605.60

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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.