Home / 579,682.84-799,594.14-418,774.36

Finding the Fourth Proportional to 579,682.84, 799,594.14 and 418,774.36

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Solution

The fourth proportional to 579,682.84, 799,594.14 and 418,774.36 is: 577,642.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,682.84 : 799,594.14 = 418,774.36 : x
  2. Step 2: Convert to fraction form
    579,682.84/799,594.14 = 418,774.36/x
  3. Step 3: Cross multiply
    579,682.84x = 799,594.14 × 418,774.36
  4. Step 4: Simplify right side
    579,682.84x = 334,849,524,238.25
  5. Step 5: Solve for x
    x = 334,849,524,238.25/579,682.84
  6. Step 6: Final answer
    x = 577,642.64

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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.