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Finding the Fourth Proportional to 624,054,692.40, 935,410,192.20 and 235,727,473.20

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Solution

The fourth proportional to 624,054,692.40, 935,410,192.20 and 235,727,473.20 is: 353,337,429.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,054,692.40 : 935,410,192.20 = 235,727,473.20 : x
  2. Step 2: Convert to fraction form
    624,054,692.40/935,410,192.20 = 235,727,473.20/x
  3. Step 3: Cross multiply
    624,054,692.40x = 935,410,192.20 × 235,727,473.20
  4. Step 4: Simplify right side
    624,054,692.40x = 220,501,881,012,832,352
  5. Step 5: Solve for x
    x = 220,501,881,012,832,352/624,054,692.40
  6. Step 6: Final answer
    x = 353,337,429.71

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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.