Home / 538,044.04-742,534.35-296,326.55

Finding the Fourth Proportional to 538,044.04, 742,534.35 and 296,326.55

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Solution

The fourth proportional to 538,044.04, 742,534.35 and 296,326.55 is: 408,949.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,044.04 : 742,534.35 = 296,326.55 : x
  2. Step 2: Convert to fraction form
    538,044.04/742,534.35 = 296,326.55/x
  3. Step 3: Cross multiply
    538,044.04x = 742,534.35 × 296,326.55
  4. Step 4: Simplify right side
    538,044.04x = 220,032,638,760.35
  5. Step 5: Solve for x
    x = 220,032,638,760.35/538,044.04
  6. Step 6: Final answer
    x = 408,949.12

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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.