Home / 581,277.12-802,258.76-339,558.88

Finding the Fourth Proportional to 581,277.12, 802,258.76 and 339,558.88

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Solution

The fourth proportional to 581,277.12, 802,258.76 and 339,558.88 is: 468,647.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,277.12 : 802,258.76 = 339,558.88 : x
  2. Step 2: Convert to fraction form
    581,277.12/802,258.76 = 339,558.88/x
  3. Step 3: Cross multiply
    581,277.12x = 802,258.76 × 339,558.88
  4. Step 4: Simplify right side
    581,277.12x = 272,414,086,015.79
  5. Step 5: Solve for x
    x = 272,414,086,015.79/581,277.12
  6. Step 6: Final answer
    x = 468,647.53

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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.