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Finding the Fourth Proportional to 469,282,313, 703,923,470.52 and 250,269,127.28

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Solution

The fourth proportional to 469,282,313, 703,923,470.52 and 250,269,127.28 is: 375,403,691.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,282,313 : 703,923,470.52 = 250,269,127.28 : x
  2. Step 2: Convert to fraction form
    469,282,313/703,923,470.52 = 250,269,127.28/x
  3. Step 3: Cross multiply
    469,282,313x = 703,923,470.52 × 250,269,127.28
  4. Step 4: Simplify right side
    469,282,313x = 176,170,312,638,949,216
  5. Step 5: Solve for x
    x = 176,170,312,638,949,216/469,282,313
  6. Step 6: Final answer
    x = 375,403,691.46

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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.