Home / 852,172.56-1,277,040.42-625,756.68

Finding the Fourth Proportional to 852,172.56, 1,277,040.42 and 625,756.68

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Solution

The fourth proportional to 852,172.56, 1,277,040.42 and 625,756.68 is: 937,740.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,172.56 : 1,277,040.42 = 625,756.68 : x
  2. Step 2: Convert to fraction form
    852,172.56/1,277,040.42 = 625,756.68/x
  3. Step 3: Cross multiply
    852,172.56x = 1,277,040.42 × 625,756.68
  4. Step 4: Simplify right side
    852,172.56x = 799,116,573,445.01
  5. Step 5: Solve for x
    x = 799,116,573,445.01/852,172.56
  6. Step 6: Final answer
    x = 937,740.33

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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.