Home / 739,633.90-1,109,601.59-334,631.58

Finding the Fourth Proportional to 739,633.90, 1,109,601.59 and 334,631.58

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Solution

The fourth proportional to 739,633.90, 1,109,601.59 and 334,631.58 is: 502,015.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,633.90 : 1,109,601.59 = 334,631.58 : x
  2. Step 2: Convert to fraction form
    739,633.90/1,109,601.59 = 334,631.58/x
  3. Step 3: Cross multiply
    739,633.90x = 1,109,601.59 × 334,631.58
  4. Step 4: Simplify right side
    739,633.90x = 371,307,733,232.21
  5. Step 5: Solve for x
    x = 371,307,733,232.21/739,633.90
  6. Step 6: Final answer
    x = 502,015.57

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Double scale
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1.5x scale

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.