Home / 279,854.02-386,202.93-152,529.46

Finding the Fourth Proportional to 279,854.02, 386,202.93 and 152,529.46

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Solution

The fourth proportional to 279,854.02, 386,202.93 and 152,529.46 is: 210,493.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,854.02 : 386,202.93 = 152,529.46 : x
  2. Step 2: Convert to fraction form
    279,854.02/386,202.93 = 152,529.46/x
  3. Step 3: Cross multiply
    279,854.02x = 386,202.93 × 152,529.46
  4. Step 4: Simplify right side
    279,854.02x = 58,907,324,363.32
  5. Step 5: Solve for x
    x = 58,907,324,363.32/279,854.02
  6. Step 6: Final answer
    x = 210,493.04

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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.