Home / 434,873.34-651,566.40-340,066.92

Finding the Fourth Proportional to 434,873.34, 651,566.40 and 340,066.92

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Solution

The fourth proportional to 434,873.34, 651,566.40 and 340,066.92 is: 509,518.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,873.34 : 651,566.40 = 340,066.92 : x
  2. Step 2: Convert to fraction form
    434,873.34/651,566.40 = 340,066.92/x
  3. Step 3: Cross multiply
    434,873.34x = 651,566.40 × 340,066.92
  4. Step 4: Simplify right side
    434,873.34x = 221,576,178,823.49
  5. Step 5: Solve for x
    x = 221,576,178,823.49/434,873.34
  6. Step 6: Final answer
    x = 509,518.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.