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Finding the Fourth Proportional to 626,537.22, 864,598.24 and 340,051.16

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Solution

The fourth proportional to 626,537.22, 864,598.24 and 340,051.16 is: 469,258.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,537.22 : 864,598.24 = 340,051.16 : x
  2. Step 2: Convert to fraction form
    626,537.22/864,598.24 = 340,051.16/x
  3. Step 3: Cross multiply
    626,537.22x = 864,598.24 × 340,051.16
  4. Step 4: Simplify right side
    626,537.22x = 294,007,633,790.28
  5. Step 5: Solve for x
    x = 294,007,633,790.28/626,537.22
  6. Step 6: Final answer
    x = 469,258.05

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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.