Home / 957,587.55-1,321,479.80-527,883.05

Finding the Fourth Proportional to 957,587.55, 1,321,479.80 and 527,883.05

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Solution

The fourth proportional to 957,587.55, 1,321,479.80 and 527,883.05 is: 728,483.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,587.55 : 1,321,479.80 = 527,883.05 : x
  2. Step 2: Convert to fraction form
    957,587.55/1,321,479.80 = 527,883.05/x
  3. Step 3: Cross multiply
    957,587.55x = 1,321,479.80 × 527,883.05
  4. Step 4: Simplify right side
    957,587.55x = 697,586,787,337.39
  5. Step 5: Solve for x
    x = 697,586,787,337.39/957,587.55
  6. Step 6: Final answer
    x = 728,483.56

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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.