Home / 632,147.87-871,618.67-510,914.27

Finding the Fourth Proportional to 632,147.87, 871,618.67 and 510,914.27

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Solution

The fourth proportional to 632,147.87, 871,618.67 and 510,914.27 is: 704,459.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,147.87 : 871,618.67 = 510,914.27 : x
  2. Step 2: Convert to fraction form
    632,147.87/871,618.67 = 510,914.27/x
  3. Step 3: Cross multiply
    632,147.87x = 871,618.67 × 510,914.27
  4. Step 4: Simplify right side
    632,147.87x = 445,322,416,501.42
  5. Step 5: Solve for x
    x = 445,322,416,501.42/632,147.87
  6. Step 6: Final answer
    x = 704,459.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.