Home / 592,985.20-818,319.92-321,053.16

Finding the Fourth Proportional to 592,985.20, 818,319.92 and 321,053.16

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Solution

The fourth proportional to 592,985.20, 818,319.92 and 321,053.16 is: 443,053.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,985.20 : 818,319.92 = 321,053.16 : x
  2. Step 2: Convert to fraction form
    592,985.20/818,319.92 = 321,053.16/x
  3. Step 3: Cross multiply
    592,985.20x = 818,319.92 × 321,053.16
  4. Step 4: Simplify right side
    592,985.20x = 262,724,196,206.95
  5. Step 5: Solve for x
    x = 262,724,196,206.95/592,985.20
  6. Step 6: Final answer
    x = 443,053.55

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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.