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Finding the Fourth Proportional to 555,580.62, 830,997.63 and 463,838.40

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Solution

The fourth proportional to 555,580.62, 830,997.63 and 463,838.40 is: 693,776.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,580.62 : 830,997.63 = 463,838.40 : x
  2. Step 2: Convert to fraction form
    555,580.62/830,997.63 = 463,838.40/x
  3. Step 3: Cross multiply
    555,580.62x = 830,997.63 × 463,838.40
  4. Step 4: Simplify right side
    555,580.62x = 385,448,611,102.99
  5. Step 5: Solve for x
    x = 385,448,611,102.99/555,580.62
  6. Step 6: Final answer
    x = 693,776.20

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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.