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Finding the Fourth Proportional to 350,456.41, 525,677.05 and 97,730.17

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Solution

The fourth proportional to 350,456.41, 525,677.05 and 97,730.17 is: 146,593.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,456.41 : 525,677.05 = 97,730.17 : x
  2. Step 2: Convert to fraction form
    350,456.41/525,677.05 = 97,730.17/x
  3. Step 3: Cross multiply
    350,456.41x = 525,677.05 × 97,730.17
  4. Step 4: Simplify right side
    350,456.41x = 51,374,507,461.60
  5. Step 5: Solve for x
    x = 51,374,507,461.60/350,456.41
  6. Step 6: Final answer
    x = 146,593.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.