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Finding the Fourth Proportional to 199,607.40, 299,411.10 and 183,277.80

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Solution

The fourth proportional to 199,607.40, 299,411.10 and 183,277.80 is: 274,916.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,607.40 : 299,411.10 = 183,277.80 : x
  2. Step 2: Convert to fraction form
    199,607.40/299,411.10 = 183,277.80/x
  3. Step 3: Cross multiply
    199,607.40x = 299,411.10 × 183,277.80
  4. Step 4: Simplify right side
    199,607.40x = 54,875,407,703.58
  5. Step 5: Solve for x
    x = 54,875,407,703.58/199,607.40
  6. Step 6: Final answer
    x = 274,916.70

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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.