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Finding the Fourth Proportional to 594,013.08, 819,438.86 and 424,345.62

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Solution

The fourth proportional to 594,013.08, 819,438.86 and 424,345.62 is: 585,383.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,013.08 : 819,438.86 = 424,345.62 : x
  2. Step 2: Convert to fraction form
    594,013.08/819,438.86 = 424,345.62/x
  3. Step 3: Cross multiply
    594,013.08x = 819,438.86 × 424,345.62
  4. Step 4: Simplify right side
    594,013.08x = 347,725,291,098.79
  5. Step 5: Solve for x
    x = 347,725,291,098.79/594,013.08
  6. Step 6: Final answer
    x = 585,383.22

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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.