Home / 648,304.56-894,585.06-361,814.85

Finding the Fourth Proportional to 648,304.56, 894,585.06 and 361,814.85

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Solution

The fourth proportional to 648,304.56, 894,585.06 and 361,814.85 is: 499,262.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,304.56 : 894,585.06 = 361,814.85 : x
  2. Step 2: Convert to fraction form
    648,304.56/894,585.06 = 361,814.85/x
  3. Step 3: Cross multiply
    648,304.56x = 894,585.06 × 361,814.85
  4. Step 4: Simplify right side
    648,304.56x = 323,674,159,296.14
  5. Step 5: Solve for x
    x = 323,674,159,296.14/648,304.56
  6. Step 6: Final answer
    x = 499,262.51

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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.