Home / 540,619.74-746,076.42-359,018.55

Finding the Fourth Proportional to 540,619.74, 746,076.42 and 359,018.55

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Solution

The fourth proportional to 540,619.74, 746,076.42 and 359,018.55 is: 495,459.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,619.74 : 746,076.42 = 359,018.55 : x
  2. Step 2: Convert to fraction form
    540,619.74/746,076.42 = 359,018.55/x
  3. Step 3: Cross multiply
    540,619.74x = 746,076.42 × 359,018.55
  4. Step 4: Simplify right side
    540,619.74x = 267,855,274,497.59
  5. Step 5: Solve for x
    x = 267,855,274,497.59/540,619.74
  6. Step 6: Final answer
    x = 495,459.66

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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.