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Finding the Fourth Proportional to 590,960.60, 885,864.90 and 337,981.40

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Solution

The fourth proportional to 590,960.60, 885,864.90 and 337,981.40 is: 506,642.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,960.60 : 885,864.90 = 337,981.40 : x
  2. Step 2: Convert to fraction form
    590,960.60/885,864.90 = 337,981.40/x
  3. Step 3: Cross multiply
    590,960.60x = 885,864.90 × 337,981.40
  4. Step 4: Simplify right side
    590,960.60x = 299,405,859,112.86
  5. Step 5: Solve for x
    x = 299,405,859,112.86/590,960.60
  6. Step 6: Final answer
    x = 506,642.67

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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.