Home / 1,008,734.33-1,392,011.44-549,838.79

Finding the Fourth Proportional to 1,008,734.33, 1,392,011.44 and 549,838.79

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Solution

The fourth proportional to 1,008,734.33, 1,392,011.44 and 549,838.79 is: 758,754.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,734.33 : 1,392,011.44 = 549,838.79 : x
  2. Step 2: Convert to fraction form
    1,008,734.33/1,392,011.44 = 549,838.79/x
  3. Step 3: Cross multiply
    1,008,734.33x = 1,392,011.44 × 549,838.79
  4. Step 4: Simplify right side
    1,008,734.33x = 765,381,885,835.76
  5. Step 5: Solve for x
    x = 765,381,885,835.76/1,008,734.33
  6. Step 6: Final answer
    x = 758,754.67

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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.