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Finding the Fourth Proportional to 384,597,446.04, 530,744,675.04 and 208,385,579.94

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Solution

The fourth proportional to 384,597,446.04, 530,744,675.04 and 208,385,579.94 is: 287,572,208.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,597,446.04 : 530,744,675.04 = 208,385,579.94 : x
  2. Step 2: Convert to fraction form
    384,597,446.04/530,744,675.04 = 208,385,579.94/x
  3. Step 3: Cross multiply
    384,597,446.04x = 530,744,675.04 × 208,385,579.94
  4. Step 4: Simplify right side
    384,597,446.04x = 110,599,536,908,277,248
  5. Step 5: Solve for x
    x = 110,599,536,908,277,248/384,597,446.04
  6. Step 6: Final answer
    x = 287,572,208.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.