Home / 411,480.63-566,581.55-360,206.42

Finding the Fourth Proportional to 411,480.63, 566,581.55 and 360,206.42

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Solution

The fourth proportional to 411,480.63, 566,581.55 and 360,206.42 is: 495,980.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,480.63 : 566,581.55 = 360,206.42 : x
  2. Step 2: Convert to fraction form
    411,480.63/566,581.55 = 360,206.42/x
  3. Step 3: Cross multiply
    411,480.63x = 566,581.55 × 360,206.42
  4. Step 4: Simplify right side
    411,480.63x = 204,086,307,129.61
  5. Step 5: Solve for x
    x = 204,086,307,129.61/411,480.63
  6. Step 6: Final answer
    x = 495,980.35

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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.