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Finding the Fourth Proportional to 594,035.64, 819,695.64 and 379,301.40

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Solution

The fourth proportional to 594,035.64, 819,695.64 and 379,301.40 is: 523,388.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,035.64 : 819,695.64 = 379,301.40 : x
  2. Step 2: Convert to fraction form
    594,035.64/819,695.64 = 379,301.40/x
  3. Step 3: Cross multiply
    594,035.64x = 819,695.64 × 379,301.40
  4. Step 4: Simplify right side
    594,035.64x = 310,911,703,825.90
  5. Step 5: Solve for x
    x = 310,911,703,825.90/594,035.64
  6. Step 6: Final answer
    x = 523,388.97

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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.