Home / 684,031.46-944,057.23-393,637.01

Finding the Fourth Proportional to 684,031.46, 944,057.23 and 393,637.01

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Solution

The fourth proportional to 684,031.46, 944,057.23 and 393,637.01 is: 543,273.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,031.46 : 944,057.23 = 393,637.01 : x
  2. Step 2: Convert to fraction form
    684,031.46/944,057.23 = 393,637.01/x
  3. Step 3: Cross multiply
    684,031.46x = 944,057.23 × 393,637.01
  4. Step 4: Simplify right side
    684,031.46x = 371,615,859,581.70
  5. Step 5: Solve for x
    x = 371,615,859,581.70/684,031.46
  6. Step 6: Final answer
    x = 543,273.06

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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.