Home / 985,568.40-1,477,920.60-452,912.40

Finding the Fourth Proportional to 985,568.40, 1,477,920.60 and 452,912.40

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Solution

The fourth proportional to 985,568.40, 1,477,920.60 and 452,912.40 is: 679,170.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,568.40 : 1,477,920.60 = 452,912.40 : x
  2. Step 2: Convert to fraction form
    985,568.40/1,477,920.60 = 452,912.40/x
  3. Step 3: Cross multiply
    985,568.40x = 1,477,920.60 × 452,912.40
  4. Step 4: Simplify right side
    985,568.40x = 669,368,565,955.44
  5. Step 5: Solve for x
    x = 669,368,565,955.44/985,568.40
  6. Step 6: Final answer
    x = 679,170.08

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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.