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Finding the Fourth Proportional to 503,941.52, 695,439.35 and 277,587.02

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Solution

The fourth proportional to 503,941.52, 695,439.35 and 277,587.02 is: 383,070.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,941.52 : 695,439.35 = 277,587.02 : x
  2. Step 2: Convert to fraction form
    503,941.52/695,439.35 = 277,587.02/x
  3. Step 3: Cross multiply
    503,941.52x = 695,439.35 × 277,587.02
  4. Step 4: Simplify right side
    503,941.52x = 193,044,931,892.11
  5. Step 5: Solve for x
    x = 193,044,931,892.11/503,941.52
  6. Step 6: Final answer
    x = 383,070.11

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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.