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Finding the Fourth Proportional to 301,549, 452,530.86 and 104,557

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Solution

The fourth proportional to 301,549, 452,530.86 and 104,557 is: 156,907.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,549 : 452,530.86 = 104,557 : x
  2. Step 2: Convert to fraction form
    301,549/452,530.86 = 104,557/x
  3. Step 3: Cross multiply
    301,549x = 452,530.86 × 104,557
  4. Step 4: Simplify right side
    301,549x = 47,315,269,129.02
  5. Step 5: Solve for x
    x = 47,315,269,129.02/301,549
  6. Step 6: Final answer
    x = 156,907.40

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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.