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Finding the Fourth Proportional to 553,817.66, 832,460.56 and 365,488.27

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Solution

The fourth proportional to 553,817.66, 832,460.56 and 365,488.27 is: 549,376.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    553,817.66 : 832,460.56 = 365,488.27 : x
  2. Step 2: Convert to fraction form
    553,817.66/832,460.56 = 365,488.27/x
  3. Step 3: Cross multiply
    553,817.66x = 832,460.56 × 365,488.27
  4. Step 4: Simplify right side
    553,817.66x = 304,254,566,922.76
  5. Step 5: Solve for x
    x = 304,254,566,922.76/553,817.66
  6. Step 6: Final answer
    x = 549,376.79

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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.