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Finding the Fourth Proportional to 522,768,441.30, 784,152,661.95 and 522,768,441.30

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Solution

The fourth proportional to 522,768,441.30, 784,152,661.95 and 522,768,441.30 is: 784,152,661.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,768,441.30 : 784,152,661.95 = 522,768,441.30 : x
  2. Step 2: Convert to fraction form
    522,768,441.30/784,152,661.95 = 522,768,441.30/x
  3. Step 3: Cross multiply
    522,768,441.30x = 784,152,661.95 × 522,768,441.30
  4. Step 4: Simplify right side
    522,768,441.30x = 409,930,264,828,847,360
  5. Step 5: Solve for x
    x = 409,930,264,828,847,360/522,768,441.30
  6. Step 6: Final answer
    x = 784,152,661.95

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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.