Home / 955,811.72-1,319,009.73-526,082.60

Finding the Fourth Proportional to 955,811.72, 1,319,009.73 and 526,082.60

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Solution

The fourth proportional to 955,811.72, 1,319,009.73 and 526,082.60 is: 725,988.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,811.72 : 1,319,009.73 = 526,082.60 : x
  2. Step 2: Convert to fraction form
    955,811.72/1,319,009.73 = 526,082.60/x
  3. Step 3: Cross multiply
    955,811.72x = 1,319,009.73 × 526,082.60
  4. Step 4: Simplify right side
    955,811.72x = 693,908,068,183.70
  5. Step 5: Solve for x
    x = 693,908,068,183.70/955,811.72
  6. Step 6: Final answer
    x = 725,988.24

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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.