Home / 352,222.60-528,560.70-194,564.20

Finding the Fourth Proportional to 352,222.60, 528,560.70 and 194,564.20

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Solution

The fourth proportional to 352,222.60, 528,560.70 and 194,564.20 is: 291,971.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,222.60 : 528,560.70 = 194,564.20 : x
  2. Step 2: Convert to fraction form
    352,222.60/528,560.70 = 194,564.20/x
  3. Step 3: Cross multiply
    352,222.60x = 528,560.70 × 194,564.20
  4. Step 4: Simplify right side
    352,222.60x = 102,838,989,746.94
  5. Step 5: Solve for x
    x = 102,838,989,746.94/352,222.60
  6. Step 6: Final answer
    x = 291,971.58

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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.