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Finding the Fourth Proportional to 985,938, 1,360,594.44 and 533,229

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Solution

The fourth proportional to 985,938, 1,360,594.44 and 533,229 is: 735,856.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,938 : 1,360,594.44 = 533,229 : x
  2. Step 2: Convert to fraction form
    985,938/1,360,594.44 = 533,229/x
  3. Step 3: Cross multiply
    985,938x = 1,360,594.44 × 533,229
  4. Step 4: Simplify right side
    985,938x = 725,508,412,646.76
  5. Step 5: Solve for x
    x = 725,508,412,646.76/985,938
  6. Step 6: Final answer
    x = 735,856.02

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Why These Related Problems?

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