Home / 576,179.07-795,127.77-321,530.19

Finding the Fourth Proportional to 576,179.07, 795,127.77 and 321,530.19

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Solution

The fourth proportional to 576,179.07, 795,127.77 and 321,530.19 is: 443,712.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,179.07 : 795,127.77 = 321,530.19 : x
  2. Step 2: Convert to fraction form
    576,179.07/795,127.77 = 321,530.19/x
  3. Step 3: Cross multiply
    576,179.07x = 795,127.77 × 321,530.19
  4. Step 4: Simplify right side
    576,179.07x = 255,657,582,962.38
  5. Step 5: Solve for x
    x = 255,657,582,962.38/576,179.07
  6. Step 6: Final answer
    x = 443,712.03

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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.