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Finding the Fourth Proportional to 350,010.60, 525,015.90 and 97,290.60

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Solution

The fourth proportional to 350,010.60, 525,015.90 and 97,290.60 is: 145,935.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,010.60 : 525,015.90 = 97,290.60 : x
  2. Step 2: Convert to fraction form
    350,010.60/525,015.90 = 97,290.60/x
  3. Step 3: Cross multiply
    350,010.60x = 525,015.90 × 97,290.60
  4. Step 4: Simplify right side
    350,010.60x = 51,079,111,920.54
  5. Step 5: Solve for x
    x = 51,079,111,920.54/350,010.60
  6. Step 6: Final answer
    x = 145,935.90

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1.5x scale

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.