Home / 369,264.43-509,584.93-199,498.55

Finding the Fourth Proportional to 369,264.43, 509,584.93 and 199,498.55

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Solution

The fourth proportional to 369,264.43, 509,584.93 and 199,498.55 is: 275,308.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,264.43 : 509,584.93 = 199,498.55 : x
  2. Step 2: Convert to fraction form
    369,264.43/509,584.93 = 199,498.55/x
  3. Step 3: Cross multiply
    369,264.43x = 509,584.93 × 199,498.55
  4. Step 4: Simplify right side
    369,264.43x = 101,661,455,412.07
  5. Step 5: Solve for x
    x = 101,661,455,412.07/369,264.43
  6. Step 6: Final answer
    x = 275,308.01

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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.