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Finding the Third Proportional to 250,690,240.13 and 549,807,989.63

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Solution

The third proportional to 250,690,240.13 and 549,807,989.63 is: 1,205,826,063.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,690,240.13 : 549,807,989.63 = 549,807,989.63 : x
  2. Step 2: Convert to fraction form
    250,690,240.13/549,807,989.63 = 549,807,989.63/x
  3. Step 3: Cross multiply
    250,690,240.13x = 549,807,989.63 × 549,807,989.63
  4. Step 4: Simplify right side
    250,690,240.13x = 302,288,825,455,484,096
  5. Step 5: Solve for x
    x = 302,288,825,455,484,096/250,690,240.13
  6. Step 6: Final answer
    x = 1,205,826,063.69

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.