Home / 417,953.04-576,786.64-245,883.12

Finding the Fourth Proportional to 417,953.04, 576,786.64 and 245,883.12

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Solution

The fourth proportional to 417,953.04, 576,786.64 and 245,883.12 is: 339,325.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,953.04 : 576,786.64 = 245,883.12 : x
  2. Step 2: Convert to fraction form
    417,953.04/576,786.64 = 245,883.12/x
  3. Step 3: Cross multiply
    417,953.04x = 576,786.64 × 245,883.12
  4. Step 4: Simplify right side
    417,953.04x = 141,822,098,617.52
  5. Step 5: Solve for x
    x = 141,822,098,617.52/417,953.04
  6. Step 6: Final answer
    x = 339,325.44

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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.