Home / 605,404.32-834,585.28-423,552.84

Finding the Fourth Proportional to 605,404.32, 834,585.28 and 423,552.84

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Solution

The fourth proportional to 605,404.32, 834,585.28 and 423,552.84 is: 583,892.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,404.32 : 834,585.28 = 423,552.84 : x
  2. Step 2: Convert to fraction form
    605,404.32/834,585.28 = 423,552.84/x
  3. Step 3: Cross multiply
    605,404.32x = 834,585.28 × 423,552.84
  4. Step 4: Simplify right side
    605,404.32x = 353,490,965,566.20
  5. Step 5: Solve for x
    x = 353,490,965,566.20/605,404.32
  6. Step 6: Final answer
    x = 583,892.37

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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.