Home / 401,444.24-553,953.06-231,733.04

Finding the Fourth Proportional to 401,444.24, 553,953.06 and 231,733.04

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Solution

The fourth proportional to 401,444.24, 553,953.06 and 231,733.04 is: 319,768.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,444.24 : 553,953.06 = 231,733.04 : x
  2. Step 2: Convert to fraction form
    401,444.24/553,953.06 = 231,733.04/x
  3. Step 3: Cross multiply
    401,444.24x = 553,953.06 × 231,733.04
  4. Step 4: Simplify right side
    401,444.24x = 128,369,223,841.34
  5. Step 5: Solve for x
    x = 128,369,223,841.34/401,444.24
  6. Step 6: Final answer
    x = 319,768.51

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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.