Home / 713,763.27-1,070,694.09-208,328.43

Finding the Fourth Proportional to 713,763.27, 1,070,694.09 and 208,328.43

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Solution

The fourth proportional to 713,763.27, 1,070,694.09 and 208,328.43 is: 312,507.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,763.27 : 1,070,694.09 = 208,328.43 : x
  2. Step 2: Convert to fraction form
    713,763.27/1,070,694.09 = 208,328.43/x
  3. Step 3: Cross multiply
    713,763.27x = 1,070,694.09 × 208,328.43
  4. Step 4: Simplify right side
    713,763.27x = 223,056,018,779.98
  5. Step 5: Solve for x
    x = 223,056,018,779.98/713,763.27
  6. Step 6: Final answer
    x = 312,507.00

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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.