Home / 526,579.05-789,950.48-171,510.42

Finding the Fourth Proportional to 526,579.05, 789,950.48 and 171,510.42

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Solution

The fourth proportional to 526,579.05, 789,950.48 and 171,510.42 is: 257,292.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,579.05 : 789,950.48 = 171,510.42 : x
  2. Step 2: Convert to fraction form
    526,579.05/789,950.48 = 171,510.42/x
  3. Step 3: Cross multiply
    526,579.05x = 789,950.48 × 171,510.42
  4. Step 4: Simplify right side
    526,579.05x = 135,484,737,746.45
  5. Step 5: Solve for x
    x = 135,484,737,746.45/526,579.05
  6. Step 6: Final answer
    x = 257,292.31

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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.