Home / 957,207.75-1,320,955.37-527,503.29

Finding the Fourth Proportional to 957,207.75, 1,320,955.37 and 527,503.29

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Solution

The fourth proportional to 957,207.75, 1,320,955.37 and 527,503.29 is: 727,959.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,207.75 : 1,320,955.37 = 527,503.29 : x
  2. Step 2: Convert to fraction form
    957,207.75/1,320,955.37 = 527,503.29/x
  3. Step 3: Cross multiply
    957,207.75x = 1,320,955.37 × 527,503.29
  4. Step 4: Simplify right side
    957,207.75x = 696,808,300,980.65
  5. Step 5: Solve for x
    x = 696,808,300,980.65/957,207.75
  6. Step 6: Final answer
    x = 727,959.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.