Home / 736,871.84-1,105,307.67-204,392.88

Finding the Fourth Proportional to 736,871.84, 1,105,307.67 and 204,392.88

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Solution

The fourth proportional to 736,871.84, 1,105,307.67 and 204,392.88 is: 306,589.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,871.84 : 1,105,307.67 = 204,392.88 : x
  2. Step 2: Convert to fraction form
    736,871.84/1,105,307.67 = 204,392.88/x
  3. Step 3: Cross multiply
    736,871.84x = 1,105,307.67 × 204,392.88
  4. Step 4: Simplify right side
    736,871.84x = 225,917,017,957.39
  5. Step 5: Solve for x
    x = 225,917,017,957.39/736,871.84
  6. Step 6: Final answer
    x = 306,589.30

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Double scale
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Similar ratio
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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.