Home / 526,223.10-789,417.35-171,154.11

Finding the Fourth Proportional to 526,223.10, 789,417.35 and 171,154.11

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Solution

The fourth proportional to 526,223.10, 789,417.35 and 171,154.11 is: 256,758.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,223.10 : 789,417.35 = 171,154.11 : x
  2. Step 2: Convert to fraction form
    526,223.10/789,417.35 = 171,154.11/x
  3. Step 3: Cross multiply
    526,223.10x = 789,417.35 × 171,154.11
  4. Step 4: Simplify right side
    526,223.10x = 135,112,023,102.04
  5. Step 5: Solve for x
    x = 135,112,023,102.04/526,223.10
  6. Step 6: Final answer
    x = 256,758.06

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Similar ratio
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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.