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Finding the Fourth Proportional to 552,001,586.40, 827,299,040.40 and 293,340,722.40

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Solution

The fourth proportional to 552,001,586.40, 827,299,040.40 and 293,340,722.40 is: 439,637,320.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,001,586.40 : 827,299,040.40 = 293,340,722.40 : x
  2. Step 2: Convert to fraction form
    552,001,586.40/827,299,040.40 = 293,340,722.40/x
  3. Step 3: Cross multiply
    552,001,586.40x = 827,299,040.40 × 293,340,722.40
  4. Step 4: Simplify right side
    552,001,586.40x = 242,680,498,151,762,752
  5. Step 5: Solve for x
    x = 242,680,498,151,762,752/552,001,586.40
  6. Step 6: Final answer
    x = 439,637,320.13

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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.