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Finding the Fourth Proportional to 604,355,489.70, 906,533,234.55 and 297,584,124.90

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Solution

The fourth proportional to 604,355,489.70, 906,533,234.55 and 297,584,124.90 is: 446,376,187.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,355,489.70 : 906,533,234.55 = 297,584,124.90 : x
  2. Step 2: Convert to fraction form
    604,355,489.70/906,533,234.55 = 297,584,124.90/x
  3. Step 3: Cross multiply
    604,355,489.70x = 906,533,234.55 × 297,584,124.90
  4. Step 4: Simplify right side
    604,355,489.70x = 269,769,899,296,328,160
  5. Step 5: Solve for x
    x = 269,769,899,296,328,160/604,355,489.70
  6. Step 6: Final answer
    x = 446,376,187.35

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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.