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Finding the Third Proportional to 306,087,482.81 and 625,022,427.52

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Solution

The third proportional to 306,087,482.81 and 625,022,427.52 is: 1,276,279,027.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,087,482.81 : 625,022,427.52 = 625,022,427.52 : x
  2. Step 2: Convert to fraction form
    306,087,482.81/625,022,427.52 = 625,022,427.52/x
  3. Step 3: Cross multiply
    306,087,482.81x = 625,022,427.52 × 625,022,427.52
  4. Step 4: Simplify right side
    306,087,482.81x = 390,653,034,897,518,464
  5. Step 5: Solve for x
    x = 390,653,034,897,518,464/306,087,482.81
  6. Step 6: Final answer
    x = 1,276,279,027.51

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.