Home / 313,534.17-432,613.64-190,944.38

Finding the Fourth Proportional to 313,534.17, 432,613.64 and 190,944.38

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Solution

The fourth proportional to 313,534.17, 432,613.64 and 190,944.38 is: 263,464.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,534.17 : 432,613.64 = 190,944.38 : x
  2. Step 2: Convert to fraction form
    313,534.17/432,613.64 = 190,944.38/x
  3. Step 3: Cross multiply
    313,534.17x = 432,613.64 × 190,944.38
  4. Step 4: Simplify right side
    313,534.17x = 82,605,140,151.55
  5. Step 5: Solve for x
    x = 82,605,140,151.55/313,534.17
  6. Step 6: Final answer
    x = 263,464.55

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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.