Home / 939,311.54-1,296,372.02-526,005.67

Finding the Fourth Proportional to 939,311.54, 1,296,372.02 and 526,005.67

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Solution

The fourth proportional to 939,311.54, 1,296,372.02 and 526,005.67 is: 725,956.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,311.54 : 1,296,372.02 = 526,005.67 : x
  2. Step 2: Convert to fraction form
    939,311.54/1,296,372.02 = 526,005.67/x
  3. Step 3: Cross multiply
    939,311.54x = 1,296,372.02 × 526,005.67
  4. Step 4: Simplify right side
    939,311.54x = 681,899,029,050.92
  5. Step 5: Solve for x
    x = 681,899,029,050.92/939,311.54
  6. Step 6: Final answer
    x = 725,956.20

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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.