Home / 556,320.80-834,823.83-219,304.10

Finding the Fourth Proportional to 556,320.80, 834,823.83 and 219,304.10

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Solution

The fourth proportional to 556,320.80, 834,823.83 and 219,304.10 is: 329,091.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,320.80 : 834,823.83 = 219,304.10 : x
  2. Step 2: Convert to fraction form
    556,320.80/834,823.83 = 219,304.10/x
  3. Step 3: Cross multiply
    556,320.80x = 834,823.83 × 219,304.10
  4. Step 4: Simplify right side
    556,320.80x = 183,080,291,606.15
  5. Step 5: Solve for x
    x = 183,080,291,606.15/556,320.80
  6. Step 6: Final answer
    x = 329,091.22

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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.