Home / 326,308.38-450,306.77-190,436.14

Finding the Fourth Proportional to 326,308.38, 450,306.77 and 190,436.14

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Solution

The fourth proportional to 326,308.38, 450,306.77 and 190,436.14 is: 262,802.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,308.38 : 450,306.77 = 190,436.14 : x
  2. Step 2: Convert to fraction form
    326,308.38/450,306.77 = 190,436.14/x
  3. Step 3: Cross multiply
    326,308.38x = 450,306.77 × 190,436.14
  4. Step 4: Simplify right side
    326,308.38x = 85,754,683,094.67
  5. Step 5: Solve for x
    x = 85,754,683,094.67/326,308.38
  6. Step 6: Final answer
    x = 262,802.58

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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.