Home / 717,752.28-1,076,635.65-307,366.14

Finding the Fourth Proportional to 717,752.28, 1,076,635.65 and 307,366.14

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Solution

The fourth proportional to 717,752.28, 1,076,635.65 and 307,366.14 is: 461,052.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,752.28 : 1,076,635.65 = 307,366.14 : x
  2. Step 2: Convert to fraction form
    717,752.28/1,076,635.65 = 307,366.14/x
  3. Step 3: Cross multiply
    717,752.28x = 1,076,635.65 × 307,366.14
  4. Step 4: Simplify right side
    717,752.28x = 330,921,343,926.89
  5. Step 5: Solve for x
    x = 330,921,343,926.89/717,752.28
  6. Step 6: Final answer
    x = 461,052.31

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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.