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Finding the Fourth Proportional to 501,632.15, 692,827.34 and 330,315.93

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Solution

The fourth proportional to 501,632.15, 692,827.34 and 330,315.93 is: 456,214.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,632.15 : 692,827.34 = 330,315.93 : x
  2. Step 2: Convert to fraction form
    501,632.15/692,827.34 = 330,315.93/x
  3. Step 3: Cross multiply
    501,632.15x = 692,827.34 × 330,315.93
  4. Step 4: Simplify right side
    501,632.15x = 228,851,905,489.95
  5. Step 5: Solve for x
    x = 228,851,905,489.95/501,632.15
  6. Step 6: Final answer
    x = 456,214.59

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.