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Finding the Fourth Proportional to 350,144.60, 525,216.90 and 97,424.60

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Solution

The fourth proportional to 350,144.60, 525,216.90 and 97,424.60 is: 146,136.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,144.60 : 525,216.90 = 97,424.60 : x
  2. Step 2: Convert to fraction form
    350,144.60/525,216.90 = 97,424.60/x
  3. Step 3: Cross multiply
    350,144.60x = 525,216.90 × 97,424.60
  4. Step 4: Simplify right side
    350,144.60x = 51,169,046,395.74
  5. Step 5: Solve for x
    x = 51,169,046,395.74/350,144.60
  6. Step 6: Final answer
    x = 146,136.90

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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.