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Finding the Third Proportional to 328,258,507.50 and 710,989,839

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Solution

The third proportional to 328,258,507.50 and 710,989,839 is: 1,539,964,813.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,258,507.50 : 710,989,839 = 710,989,839 : x
  2. Step 2: Convert to fraction form
    328,258,507.50/710,989,839 = 710,989,839/x
  3. Step 3: Cross multiply
    328,258,507.50x = 710,989,839 × 710,989,839
  4. Step 4: Simplify right side
    328,258,507.50x = 505,506,551,161,245,952
  5. Step 5: Solve for x
    x = 505,506,551,161,245,952/328,258,507.50
  6. Step 6: Final answer
    x = 1,539,964,813.13

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.