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Finding the Fourth Proportional to 601,458.16, 830,012.24 and 329,536.35

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Solution

The fourth proportional to 601,458.16, 830,012.24 and 329,536.35 is: 454,760.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,458.16 : 830,012.24 = 329,536.35 : x
  2. Step 2: Convert to fraction form
    601,458.16/830,012.24 = 329,536.35/x
  3. Step 3: Cross multiply
    601,458.16x = 830,012.24 × 329,536.35
  4. Step 4: Simplify right side
    601,458.16x = 273,519,206,298.20
  5. Step 5: Solve for x
    x = 273,519,206,298.20/601,458.16
  6. Step 6: Final answer
    x = 454,760.15

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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.