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Finding the Fourth Proportional to 559,628.10, 837,656.10 and 441,530.10

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Solution

The fourth proportional to 559,628.10, 837,656.10 and 441,530.10 is: 660,886.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,628.10 : 837,656.10 = 441,530.10 : x
  2. Step 2: Convert to fraction form
    559,628.10/837,656.10 = 441,530.10/x
  3. Step 3: Cross multiply
    559,628.10x = 837,656.10 × 441,530.10
  4. Step 4: Simplify right side
    559,628.10x = 369,850,381,598.61
  5. Step 5: Solve for x
    x = 369,850,381,598.61/559,628.10
  6. Step 6: Final answer
    x = 660,886.01

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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.