Home / 965,066.40-1,447,340.40-403,984.80

Finding the Fourth Proportional to 965,066.40, 1,447,340.40 and 403,984.80

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Solution

The fourth proportional to 965,066.40, 1,447,340.40 and 403,984.80 is: 605,868.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,066.40 : 1,447,340.40 = 403,984.80 : x
  2. Step 2: Convert to fraction form
    965,066.40/1,447,340.40 = 403,984.80/x
  3. Step 3: Cross multiply
    965,066.40x = 1,447,340.40 × 403,984.80
  4. Step 4: Simplify right side
    965,066.40x = 584,703,522,025.92
  5. Step 5: Solve for x
    x = 584,703,522,025.92/965,066.40
  6. Step 6: Final answer
    x = 605,868.70

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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.