Home / 581,921.00-802,930.60-340,156.81

Finding the Fourth Proportional to 581,921.00, 802,930.60 and 340,156.81

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Solution

The fourth proportional to 581,921.00, 802,930.60 and 340,156.81 is: 469,346.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,921.00 : 802,930.60 = 340,156.81 : x
  2. Step 2: Convert to fraction form
    581,921.00/802,930.60 = 340,156.81/x
  3. Step 3: Cross multiply
    581,921.00x = 802,930.60 × 340,156.81
  4. Step 4: Simplify right side
    581,921.00x = 273,122,308,689.67
  5. Step 5: Solve for x
    x = 273,122,308,689.67/581,921.00
  6. Step 6: Final answer
    x = 469,346.02

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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.