Home / 628,891.46-943,204.88-202,465.40

Finding the Fourth Proportional to 628,891.46, 943,204.88 and 202,465.40

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Solution

The fourth proportional to 628,891.46, 943,204.88 and 202,465.40 is: 303,655.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,891.46 : 943,204.88 = 202,465.40 : x
  2. Step 2: Convert to fraction form
    628,891.46/943,204.88 = 202,465.40/x
  3. Step 3: Cross multiply
    628,891.46x = 943,204.88 × 202,465.40
  4. Step 4: Simplify right side
    628,891.46x = 190,966,353,311.15
  5. Step 5: Solve for x
    x = 190,966,353,311.15/628,891.46
  6. Step 6: Final answer
    x = 303,655.50

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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.