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Finding the Fourth Proportional to 403,250.66, 604,877.69 and 163,369.23

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Solution

The fourth proportional to 403,250.66, 604,877.69 and 163,369.23 is: 245,054.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,250.66 : 604,877.69 = 163,369.23 : x
  2. Step 2: Convert to fraction form
    403,250.66/604,877.69 = 163,369.23/x
  3. Step 3: Cross multiply
    403,250.66x = 604,877.69 × 163,369.23
  4. Step 4: Simplify right side
    403,250.66x = 98,818,402,459.48
  5. Step 5: Solve for x
    x = 98,818,402,459.48/403,250.66
  6. Step 6: Final answer
    x = 245,054.53

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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.