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Finding the Third Proportional to 285,552 and 634,931.25

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Solution

The third proportional to 285,552 and 634,931.25 is: 1,411,783.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,552 : 634,931.25 = 634,931.25 : x
  2. Step 2: Convert to fraction form
    285,552/634,931.25 = 634,931.25/x
  3. Step 3: Cross multiply
    285,552x = 634,931.25 × 634,931.25
  4. Step 4: Simplify right side
    285,552x = 403,137,692,226.56
  5. Step 5: Solve for x
    x = 403,137,692,226.56/285,552
  6. Step 6: Final answer
    x = 1,411,783.82

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.