Home / 528,095.70-792,337.95-173,121.30

Finding the Fourth Proportional to 528,095.70, 792,337.95 and 173,121.30

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Solution

The fourth proportional to 528,095.70, 792,337.95 and 173,121.30 is: 259,745.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,095.70 : 792,337.95 = 173,121.30 : x
  2. Step 2: Convert to fraction form
    528,095.70/792,337.95 = 173,121.30/x
  3. Step 3: Cross multiply
    528,095.70x = 792,337.95 × 173,121.30
  4. Step 4: Simplify right side
    528,095.70x = 137,170,575,943.34
  5. Step 5: Solve for x
    x = 137,170,575,943.34/528,095.70
  6. Step 6: Final answer
    x = 259,745.68

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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.