Home / 533,998.04-736,914.74-288,982.66

Finding the Fourth Proportional to 533,998.04, 736,914.74 and 288,982.66

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Solution

The fourth proportional to 533,998.04, 736,914.74 and 288,982.66 is: 398,794.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,998.04 : 736,914.74 = 288,982.66 : x
  2. Step 2: Convert to fraction form
    533,998.04/736,914.74 = 288,982.66/x
  3. Step 3: Cross multiply
    533,998.04x = 736,914.74 × 288,982.66
  4. Step 4: Simplify right side
    533,998.04x = 212,955,581,758.41
  5. Step 5: Solve for x
    x = 212,955,581,758.41/533,998.04
  6. Step 6: Final answer
    x = 398,794.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.