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Finding the Fourth Proportional to 652,831,227.20, 978,609,111.60 and 583,956,473.60

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Solution

The fourth proportional to 652,831,227.20, 978,609,111.60 and 583,956,473.60 is: 875,364,262.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,831,227.20 : 978,609,111.60 = 583,956,473.60 : x
  2. Step 2: Convert to fraction form
    652,831,227.20/978,609,111.60 = 583,956,473.60/x
  3. Step 3: Cross multiply
    652,831,227.20x = 978,609,111.60 × 583,956,473.60
  4. Step 4: Simplify right side
    652,831,227.20x = 571,465,125,842,764,864
  5. Step 5: Solve for x
    x = 571,465,125,842,764,864/652,831,227.20
  6. Step 6: Final answer
    x = 875,364,262.67

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.