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Finding the Fourth Proportional to 468,495.40, 702,276.54 and 268,574.44

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Solution

The fourth proportional to 468,495.40, 702,276.54 and 268,574.44 is: 402,594.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,495.40 : 702,276.54 = 268,574.44 : x
  2. Step 2: Convert to fraction form
    468,495.40/702,276.54 = 268,574.44/x
  3. Step 3: Cross multiply
    468,495.40x = 702,276.54 × 268,574.44
  4. Step 4: Simplify right side
    468,495.40x = 188,613,528,455.64
  5. Step 5: Solve for x
    x = 188,613,528,455.64/468,495.40
  6. Step 6: Final answer
    x = 402,594.20

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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.