Home / 910,749.93-1,366,190.52-349,784.43

Finding the Fourth Proportional to 910,749.93, 1,366,190.52 and 349,784.43

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Solution

The fourth proportional to 910,749.93, 1,366,190.52 and 349,784.43 is: 524,701.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,749.93 : 1,366,190.52 = 349,784.43 : x
  2. Step 2: Convert to fraction form
    910,749.93/1,366,190.52 = 349,784.43/x
  3. Step 3: Cross multiply
    910,749.93x = 1,366,190.52 × 349,784.43
  4. Step 4: Simplify right side
    910,749.93x = 477,872,172,309.60
  5. Step 5: Solve for x
    x = 477,872,172,309.60/910,749.93
  6. Step 6: Final answer
    x = 524,701.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.