Home / 939,334.76-1,296,404.06-526,028.92

Finding the Fourth Proportional to 939,334.76, 1,296,404.06 and 526,028.92

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Solution

The fourth proportional to 939,334.76, 1,296,404.06 and 526,028.92 is: 725,988.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,334.76 : 1,296,404.06 = 526,028.92 : x
  2. Step 2: Convert to fraction form
    939,334.76/1,296,404.06 = 526,028.92/x
  3. Step 3: Cross multiply
    939,334.76x = 1,296,404.06 × 526,028.92
  4. Step 4: Simplify right side
    939,334.76x = 681,946,027,565.42
  5. Step 5: Solve for x
    x = 681,946,027,565.42/939,334.76
  6. Step 6: Final answer
    x = 725,988.28

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Double scale
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1.5x scale

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.