Home / 1,153,206.69-1,729,975.13-354,555.30

Finding the Fourth Proportional to 1,153,206.69, 1,729,975.13 and 354,555.30

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Solution

The fourth proportional to 1,153,206.69, 1,729,975.13 and 354,555.30 is: 531,883.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,153,206.69 : 1,729,975.13 = 354,555.30 : x
  2. Step 2: Convert to fraction form
    1,153,206.69/1,729,975.13 = 354,555.30/x
  3. Step 3: Cross multiply
    1,153,206.69x = 1,729,975.13 × 354,555.30
  4. Step 4: Simplify right side
    1,153,206.69x = 613,371,840,787.04
  5. Step 5: Solve for x
    x = 613,371,840,787.04/1,153,206.69
  6. Step 6: Final answer
    x = 531,883.70

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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.