Home / 717,461-1,076,044.56-268,098.92

Finding the Fourth Proportional to 717,461, 1,076,044.56 and 268,098.92

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Solution

The fourth proportional to 717,461, 1,076,044.56 and 268,098.92 is: 402,093.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,461 : 1,076,044.56 = 268,098.92 : x
  2. Step 2: Convert to fraction form
    717,461/1,076,044.56 = 268,098.92/x
  3. Step 3: Cross multiply
    717,461x = 1,076,044.56 × 268,098.92
  4. Step 4: Simplify right side
    717,461x = 288,486,384,407.88
  5. Step 5: Solve for x
    x = 288,486,384,407.88/717,461
  6. Step 6: Final answer
    x = 402,093.47

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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.