Home / 684,041.32-943,971.30-382,235.56

Finding the Fourth Proportional to 684,041.32, 943,971.30 and 382,235.56

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Solution

The fourth proportional to 684,041.32, 943,971.30 and 382,235.56 is: 527,481.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,041.32 : 943,971.30 = 382,235.56 : x
  2. Step 2: Convert to fraction form
    684,041.32/943,971.30 = 382,235.56/x
  3. Step 3: Cross multiply
    684,041.32x = 943,971.30 × 382,235.56
  4. Step 4: Simplify right side
    684,041.32x = 360,819,398,479.43
  5. Step 5: Solve for x
    x = 360,819,398,479.43/684,041.32
  6. Step 6: Final answer
    x = 527,481.88

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Double scale
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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.