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Finding the Fourth Proportional to 552,955.80, 829,492.56 and 153,597.36

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Solution

The fourth proportional to 552,955.80, 829,492.56 and 153,597.36 is: 230,412.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,955.80 : 829,492.56 = 153,597.36 : x
  2. Step 2: Convert to fraction form
    552,955.80/829,492.56 = 153,597.36/x
  3. Step 3: Cross multiply
    552,955.80x = 829,492.56 × 153,597.36
  4. Step 4: Simplify right side
    552,955.80x = 127,407,867,355.64
  5. Step 5: Solve for x
    x = 127,407,867,355.64/552,955.80
  6. Step 6: Final answer
    x = 230,412.39

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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.