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Finding the Fourth Proportional to 552,804.68, 829,211.67 and 153,476.60

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Solution

The fourth proportional to 552,804.68, 829,211.67 and 153,476.60 is: 230,216.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,804.68 : 829,211.67 = 153,476.60 : x
  2. Step 2: Convert to fraction form
    552,804.68/829,211.67 = 153,476.60/x
  3. Step 3: Cross multiply
    552,804.68x = 829,211.67 × 153,476.60
  4. Step 4: Simplify right side
    552,804.68x = 127,264,583,070.33
  5. Step 5: Solve for x
    x = 127,264,583,070.33/552,804.68
  6. Step 6: Final answer
    x = 230,216.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.