Home / 625,827.02-938,429.85-199,307.23

Finding the Fourth Proportional to 625,827.02, 938,429.85 and 199,307.23

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Solution

The fourth proportional to 625,827.02, 938,429.85 and 199,307.23 is: 298,861.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,827.02 : 938,429.85 = 199,307.23 : x
  2. Step 2: Convert to fraction form
    625,827.02/938,429.85 = 199,307.23/x
  3. Step 3: Cross multiply
    625,827.02x = 938,429.85 × 199,307.23
  4. Step 4: Simplify right side
    625,827.02x = 187,035,857,632.81
  5. Step 5: Solve for x
    x = 187,035,857,632.81/625,827.02
  6. Step 6: Final answer
    x = 298,861.91

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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.