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Finding the Fourth Proportional to 410,156.39, 565,931.30 and 235,692.86

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Solution

The fourth proportional to 410,156.39, 565,931.30 and 235,692.86 is: 325,207.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,156.39 : 565,931.30 = 235,692.86 : x
  2. Step 2: Convert to fraction form
    410,156.39/565,931.30 = 235,692.86/x
  3. Step 3: Cross multiply
    410,156.39x = 565,931.30 × 235,692.86
  4. Step 4: Simplify right side
    410,156.39x = 133,385,963,830.86
  5. Step 5: Solve for x
    x = 133,385,963,830.86/410,156.39
  6. Step 6: Final answer
    x = 325,207.58

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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.