Home / 1,019,909.80-1,407,476.94-567,200.80

Finding the Fourth Proportional to 1,019,909.80, 1,407,476.94 and 567,200.80

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Solution

The fourth proportional to 1,019,909.80, 1,407,476.94 and 567,200.80 is: 782,737.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,909.80 : 1,407,476.94 = 567,200.80 : x
  2. Step 2: Convert to fraction form
    1,019,909.80/1,407,476.94 = 567,200.80/x
  3. Step 3: Cross multiply
    1,019,909.80x = 1,407,476.94 × 567,200.80
  4. Step 4: Simplify right side
    1,019,909.80x = 798,322,046,349.55
  5. Step 5: Solve for x
    x = 798,322,046,349.55/1,019,909.80
  6. Step 6: Final answer
    x = 782,737.89

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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.