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Finding the Third Proportional to 19,389,294 and 28,709,569.13

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Solution

The third proportional to 19,389,294 and 28,709,569.13 is: 42,510,024.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,389,294 : 28,709,569.13 = 28,709,569.13 : x
  2. Step 2: Convert to fraction form
    19,389,294/28,709,569.13 = 28,709,569.13/x
  3. Step 3: Cross multiply
    19,389,294x = 28,709,569.13 × 28,709,569.13
  4. Step 4: Simplify right side
    19,389,294x = 824,239,359,343,153.25
  5. Step 5: Solve for x
    x = 824,239,359,343,153.25/19,389,294
  6. Step 6: Final answer
    x = 42,510,024.31

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.