Home / 535,679.18-739,246.34-293,984.24

Finding the Fourth Proportional to 535,679.18, 739,246.34 and 293,984.24

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Solution

The fourth proportional to 535,679.18, 739,246.34 and 293,984.24 is: 405,703.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,679.18 : 739,246.34 = 293,984.24 : x
  2. Step 2: Convert to fraction form
    535,679.18/739,246.34 = 293,984.24/x
  3. Step 3: Cross multiply
    535,679.18x = 739,246.34 × 293,984.24
  4. Step 4: Simplify right side
    535,679.18x = 217,326,768,271.53
  5. Step 5: Solve for x
    x = 217,326,768,271.53/535,679.18
  6. Step 6: Final answer
    x = 405,703.22

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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.