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Finding the Third Proportional to 191,903,334.50 and 280,657,853

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Solution

The third proportional to 191,903,334.50 and 280,657,853 is: 410,460,978.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,903,334.50 : 280,657,853 = 280,657,853 : x
  2. Step 2: Convert to fraction form
    191,903,334.50/280,657,853 = 280,657,853/x
  3. Step 3: Cross multiply
    191,903,334.50x = 280,657,853 × 280,657,853
  4. Step 4: Simplify right side
    191,903,334.50x = 78,768,830,450,569,616
  5. Step 5: Solve for x
    x = 78,768,830,450,569,616/191,903,334.50
  6. Step 6: Final answer
    x = 410,460,978.47

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.