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Finding the Third Proportional to 424,312,684.88 and 633,855,901.50

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Solution

The third proportional to 424,312,684.88 and 633,855,901.50 is: 946,880,256.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,312,684.88 : 633,855,901.50 = 633,855,901.50 : x
  2. Step 2: Convert to fraction form
    424,312,684.88/633,855,901.50 = 633,855,901.50/x
  3. Step 3: Cross multiply
    424,312,684.88x = 633,855,901.50 × 633,855,901.50
  4. Step 4: Simplify right side
    424,312,684.88x = 401,773,303,866,377,728
  5. Step 5: Solve for x
    x = 401,773,303,866,377,728/424,312,684.88
  6. Step 6: Final answer
    x = 946,880,256.44

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.