Home / 592,566.85-817,740.61-320,639.38

Finding the Fourth Proportional to 592,566.85, 817,740.61 and 320,639.38

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Solution

The fourth proportional to 592,566.85, 817,740.61 and 320,639.38 is: 442,481.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,566.85 : 817,740.61 = 320,639.38 : x
  2. Step 2: Convert to fraction form
    592,566.85/817,740.61 = 320,639.38/x
  3. Step 3: Cross multiply
    592,566.85x = 817,740.61 × 320,639.38
  4. Step 4: Simplify right side
    592,566.85x = 262,199,842,191.22
  5. Step 5: Solve for x
    x = 262,199,842,191.22/592,566.85
  6. Step 6: Final answer
    x = 442,481.46

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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.