Home / 538,095.23-742,576.44-296,378.69

Finding the Fourth Proportional to 538,095.23, 742,576.44 and 296,378.69

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Solution

The fourth proportional to 538,095.23, 742,576.44 and 296,378.69 is: 409,005.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,095.23 : 742,576.44 = 296,378.69 : x
  2. Step 2: Convert to fraction form
    538,095.23/742,576.44 = 296,378.69/x
  3. Step 3: Cross multiply
    538,095.23x = 742,576.44 × 296,378.69
  4. Step 4: Simplify right side
    538,095.23x = 220,083,827,317.29
  5. Step 5: Solve for x
    x = 220,083,827,317.29/538,095.23
  6. Step 6: Final answer
    x = 409,005.35

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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.