Home / 969,242.47-1,453,864.11-436,140.77

Finding the Fourth Proportional to 969,242.47, 1,453,864.11 and 436,140.77

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Solution

The fourth proportional to 969,242.47, 1,453,864.11 and 436,140.77 is: 654,211.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,242.47 : 1,453,864.11 = 436,140.77 : x
  2. Step 2: Convert to fraction form
    969,242.47/1,453,864.11 = 436,140.77/x
  3. Step 3: Cross multiply
    969,242.47x = 1,453,864.11 × 436,140.77
  4. Step 4: Simplify right side
    969,242.47x = 634,089,403,505.92
  5. Step 5: Solve for x
    x = 634,089,403,505.92/969,242.47
  6. Step 6: Final answer
    x = 654,211.33

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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.