Home / 538,862.10-808,228.35-223,286.10

Finding the Fourth Proportional to 538,862.10, 808,228.35 and 223,286.10

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Solution

The fourth proportional to 538,862.10, 808,228.35 and 223,286.10 is: 334,902.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,862.10 : 808,228.35 = 223,286.10 : x
  2. Step 2: Convert to fraction form
    538,862.10/808,228.35 = 223,286.10/x
  3. Step 3: Cross multiply
    538,862.10x = 808,228.35 × 223,286.10
  4. Step 4: Simplify right side
    538,862.10x = 180,466,156,180.94
  5. Step 5: Solve for x
    x = 180,466,156,180.94/538,862.10
  6. Step 6: Final answer
    x = 334,902.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.