Home / 501,923.25-692,665.02-275,568.75

Finding the Fourth Proportional to 501,923.25, 692,665.02 and 275,568.75

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Solution

The fourth proportional to 501,923.25, 692,665.02 and 275,568.75 is: 380,290.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,923.25 : 692,665.02 = 275,568.75 : x
  2. Step 2: Convert to fraction form
    501,923.25/692,665.02 = 275,568.75/x
  3. Step 3: Cross multiply
    501,923.25x = 692,665.02 × 275,568.75
  4. Step 4: Simplify right side
    501,923.25x = 190,876,833,730.13
  5. Step 5: Solve for x
    x = 190,876,833,730.13/501,923.25
  6. Step 6: Final answer
    x = 380,290.88

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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.