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Finding the Fourth Proportional to 1,229,894.80, 1,845,187.80 and 598,829.20

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Solution

The fourth proportional to 1,229,894.80, 1,845,187.80 and 598,829.20 is: 898,412.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,229,894.80 : 1,845,187.80 = 598,829.20 : x
  2. Step 2: Convert to fraction form
    1,229,894.80/1,845,187.80 = 598,829.20/x
  3. Step 3: Cross multiply
    1,229,894.80x = 1,845,187.80 × 598,829.20
  4. Step 4: Simplify right side
    1,229,894.80x = 1,104,952,334,123.76
  5. Step 5: Solve for x
    x = 1,104,952,334,123.76/1,229,894.80
  6. Step 6: Final answer
    x = 898,412.07

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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.