Home / 956,530.54-1,320,071.85-526,810.56

Finding the Fourth Proportional to 956,530.54, 1,320,071.85 and 526,810.56

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Solution

The fourth proportional to 956,530.54, 1,320,071.85 and 526,810.56 is: 727,031.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,530.54 : 1,320,071.85 = 526,810.56 : x
  2. Step 2: Convert to fraction form
    956,530.54/1,320,071.85 = 526,810.56/x
  3. Step 3: Cross multiply
    956,530.54x = 1,320,071.85 × 526,810.56
  4. Step 4: Simplify right side
    956,530.54x = 695,427,790,538.74
  5. Step 5: Solve for x
    x = 695,427,790,538.74/956,530.54
  6. Step 6: Final answer
    x = 727,031.46

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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.