Home / 931,367.68-1,395,883.60-398,263.04

Finding the Fourth Proportional to 931,367.68, 1,395,883.60 and 398,263.04

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Solution

The fourth proportional to 931,367.68, 1,395,883.60 and 398,263.04 is: 596,895.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,367.68 : 1,395,883.60 = 398,263.04 : x
  2. Step 2: Convert to fraction form
    931,367.68/1,395,883.60 = 398,263.04/x
  3. Step 3: Cross multiply
    931,367.68x = 1,395,883.60 × 398,263.04
  4. Step 4: Simplify right side
    931,367.68x = 555,928,846,022.14
  5. Step 5: Solve for x
    x = 555,928,846,022.14/931,367.68
  6. Step 6: Final answer
    x = 596,895.14

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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.