Home / 684,223.59-944,211.90-378,292.06

Finding the Fourth Proportional to 684,223.59, 944,211.90 and 378,292.06

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Solution

The fourth proportional to 684,223.59, 944,211.90 and 378,292.06 is: 522,033.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,223.59 : 944,211.90 = 378,292.06 : x
  2. Step 2: Convert to fraction form
    684,223.59/944,211.90 = 378,292.06/x
  3. Step 3: Cross multiply
    684,223.59x = 944,211.90 × 378,292.06
  4. Step 4: Simplify right side
    684,223.59x = 357,187,864,727.51
  5. Step 5: Solve for x
    x = 357,187,864,727.51/684,223.59
  6. Step 6: Final answer
    x = 522,033.84

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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.