Home / 526,365.59-789,541.05-127,003.01

Finding the Fourth Proportional to 526,365.59, 789,541.05 and 127,003.01

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Solution

The fourth proportional to 526,365.59, 789,541.05 and 127,003.01 is: 190,502.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,365.59 : 789,541.05 = 127,003.01 : x
  2. Step 2: Convert to fraction form
    526,365.59/789,541.05 = 127,003.01/x
  3. Step 3: Cross multiply
    526,365.59x = 789,541.05 × 127,003.01
  4. Step 4: Simplify right side
    526,365.59x = 100,274,089,868.56
  5. Step 5: Solve for x
    x = 100,274,089,868.56/526,365.59
  6. Step 6: Final answer
    x = 190,502.75

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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.