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Finding the Fourth Proportional to 696,345.84, 1,043,119.08 and 363,222

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Solution

The fourth proportional to 696,345.84, 1,043,119.08 and 363,222 is: 544,102.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,345.84 : 1,043,119.08 = 363,222 : x
  2. Step 2: Convert to fraction form
    696,345.84/1,043,119.08 = 363,222/x
  3. Step 3: Cross multiply
    696,345.84x = 1,043,119.08 × 363,222
  4. Step 4: Simplify right side
    696,345.84x = 378,883,798,475.76
  5. Step 5: Solve for x
    x = 378,883,798,475.76/696,345.84
  6. Step 6: Final answer
    x = 544,102.91

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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.