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Finding the Fourth Proportional to 539,818, 809,174.04 and 224,458

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Solution

The fourth proportional to 539,818, 809,174.04 and 224,458 is: 336,457.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,818 : 809,174.04 = 224,458 : x
  2. Step 2: Convert to fraction form
    539,818/809,174.04 = 224,458/x
  3. Step 3: Cross multiply
    539,818x = 809,174.04 × 224,458
  4. Step 4: Simplify right side
    539,818x = 181,625,586,670.32
  5. Step 5: Solve for x
    x = 181,625,586,670.32/539,818
  6. Step 6: Final answer
    x = 336,457.08

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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.