Home / 526,396.24-789,905.40-194,205.52

Finding the Fourth Proportional to 526,396.24, 789,905.40 and 194,205.52

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Solution

The fourth proportional to 526,396.24, 789,905.40 and 194,205.52 is: 291,423.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,396.24 : 789,905.40 = 194,205.52 : x
  2. Step 2: Convert to fraction form
    526,396.24/789,905.40 = 194,205.52/x
  3. Step 3: Cross multiply
    526,396.24x = 789,905.40 × 194,205.52
  4. Step 4: Simplify right side
    526,396.24x = 153,403,988,957.81
  5. Step 5: Solve for x
    x = 153,403,988,957.81/526,396.24
  6. Step 6: Final answer
    x = 291,423.03

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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.