Home / 1,153,205.69-1,729,973.63-354,554.30

Finding the Fourth Proportional to 1,153,205.69, 1,729,973.63 and 354,554.30

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Solution

The fourth proportional to 1,153,205.69, 1,729,973.63 and 354,554.30 is: 531,882.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,153,205.69 : 1,729,973.63 = 354,554.30 : x
  2. Step 2: Convert to fraction form
    1,153,205.69/1,729,973.63 = 354,554.30/x
  3. Step 3: Cross multiply
    1,153,205.69x = 1,729,973.63 × 354,554.30
  4. Step 4: Simplify right side
    1,153,205.69x = 613,369,578,980.47
  5. Step 5: Solve for x
    x = 613,369,578,980.47/1,153,205.69
  6. Step 6: Final answer
    x = 531,882.20

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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.