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Finding the Fourth Proportional to 670,562,844.80, 1,006,992,004.80 and 364,452,828.80

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Solution

The fourth proportional to 670,562,844.80, 1,006,992,004.80 and 364,452,828.80 is: 547,303,041.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,562,844.80 : 1,006,992,004.80 = 364,452,828.80 : x
  2. Step 2: Convert to fraction form
    670,562,844.80/1,006,992,004.80 = 364,452,828.80/x
  3. Step 3: Cross multiply
    670,562,844.80x = 1,006,992,004.80 × 364,452,828.80
  4. Step 4: Simplify right side
    670,562,844.80x = 367,001,084,728,343,168
  5. Step 5: Solve for x
    x = 367,001,084,728,343,168/670,562,844.80
  6. Step 6: Final answer
    x = 547,303,041.88

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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.