Home / 944,039.70-1,415,439.03-457,593.06

Finding the Fourth Proportional to 944,039.70, 1,415,439.03 and 457,593.06

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Solution

The fourth proportional to 944,039.70, 1,415,439.03 and 457,593.06 is: 686,088.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    944,039.70 : 1,415,439.03 = 457,593.06 : x
  2. Step 2: Convert to fraction form
    944,039.70/1,415,439.03 = 457,593.06/x
  3. Step 3: Cross multiply
    944,039.70x = 1,415,439.03 × 457,593.06
  4. Step 4: Simplify right side
    944,039.70x = 647,695,076,981.13
  5. Step 5: Solve for x
    x = 647,695,076,981.13/944,039.70
  6. Step 6: Final answer
    x = 686,088.81

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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.