Home / 526,266.40-789,010.80-226,501.60

Finding the Fourth Proportional to 526,266.40, 789,010.80 and 226,501.60

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Solution

The fourth proportional to 526,266.40, 789,010.80 and 226,501.60 is: 339,585.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,266.40 : 789,010.80 = 226,501.60 : x
  2. Step 2: Convert to fraction form
    526,266.40/789,010.80 = 226,501.60/x
  3. Step 3: Cross multiply
    526,266.40x = 789,010.80 × 226,501.60
  4. Step 4: Simplify right side
    526,266.40x = 178,712,208,617.28
  5. Step 5: Solve for x
    x = 178,712,208,617.28/526,266.40
  6. Step 6: Final answer
    x = 339,585.06

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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.