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Finding the Fourth Proportional to 553,080.58, 829,776.69 and 500,379.35

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Solution

The fourth proportional to 553,080.58, 829,776.69 and 500,379.35 is: 750,709.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    553,080.58 : 829,776.69 = 500,379.35 : x
  2. Step 2: Convert to fraction form
    553,080.58/829,776.69 = 500,379.35/x
  3. Step 3: Cross multiply
    553,080.58x = 829,776.69 × 500,379.35
  4. Step 4: Simplify right side
    553,080.58x = 415,203,116,638.47
  5. Step 5: Solve for x
    x = 415,203,116,638.47/553,080.58
  6. Step 6: Final answer
    x = 750,709.99

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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.