Home / 579,194.41-798,814.34-407,680.15

Finding the Fourth Proportional to 579,194.41, 798,814.34 and 407,680.15

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Solution

The fourth proportional to 579,194.41, 798,814.34 and 407,680.15 is: 562,265.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,194.41 : 798,814.34 = 407,680.15 : x
  2. Step 2: Convert to fraction form
    579,194.41/798,814.34 = 407,680.15/x
  3. Step 3: Cross multiply
    579,194.41x = 798,814.34 × 407,680.15
  4. Step 4: Simplify right side
    579,194.41x = 325,660,743,920.88
  5. Step 5: Solve for x
    x = 325,660,743,920.88/579,194.41
  6. Step 6: Final answer
    x = 562,265.00

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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.