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Finding the Fourth Proportional to 430,659.34, 594,309 and 267,255

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Solution

The fourth proportional to 430,659.34, 594,309 and 267,255 is: 368,811.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,659.34 : 594,309 = 267,255 : x
  2. Step 2: Convert to fraction form
    430,659.34/594,309 = 267,255/x
  3. Step 3: Cross multiply
    430,659.34x = 594,309 × 267,255
  4. Step 4: Simplify right side
    430,659.34x = 158,832,051,795
  5. Step 5: Solve for x
    x = 158,832,051,795/430,659.34
  6. Step 6: Final answer
    x = 368,811.35

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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.