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Finding the Fourth Proportional to 535,562.16, 739,083.06 and 293,840.34

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Solution

The fourth proportional to 535,562.16, 739,083.06 and 293,840.34 is: 405,503.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,562.16 : 739,083.06 = 293,840.34 : x
  2. Step 2: Convert to fraction form
    535,562.16/739,083.06 = 293,840.34/x
  3. Step 3: Cross multiply
    535,562.16x = 739,083.06 × 293,840.34
  4. Step 4: Simplify right side
    535,562.16x = 217,172,417,638.64
  5. Step 5: Solve for x
    x = 217,172,417,638.64/535,562.16
  6. Step 6: Final answer
    x = 405,503.66

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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.