Home / 674,297.55-929,662.38-480,925.71

Finding the Fourth Proportional to 674,297.55, 929,662.38 and 480,925.71

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Solution

The fourth proportional to 674,297.55, 929,662.38 and 480,925.71 is: 663,058.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,297.55 : 929,662.38 = 480,925.71 : x
  2. Step 2: Convert to fraction form
    674,297.55/929,662.38 = 480,925.71/x
  3. Step 3: Cross multiply
    674,297.55x = 929,662.38 × 480,925.71
  4. Step 4: Simplify right side
    674,297.55x = 447,098,540,161.79
  5. Step 5: Solve for x
    x = 447,098,540,161.79/674,297.55
  6. Step 6: Final answer
    x = 663,058.23

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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.