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Finding the Third Proportional to 169,845,561.75 and 371,484,085.50

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Solution

The third proportional to 169,845,561.75 and 371,484,085.50 is: 812,505,339.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,845,561.75 : 371,484,085.50 = 371,484,085.50 : x
  2. Step 2: Convert to fraction form
    169,845,561.75/371,484,085.50 = 371,484,085.50/x
  3. Step 3: Cross multiply
    169,845,561.75x = 371,484,085.50 × 371,484,085.50
  4. Step 4: Simplify right side
    169,845,561.75x = 138,000,425,779,771,312
  5. Step 5: Solve for x
    x = 138,000,425,779,771,312/169,845,561.75
  6. Step 6: Final answer
    x = 812,505,339.31

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.