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Finding the Fourth Proportional to 316,794.60, 474,317.10 and 246,810.60

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Solution

The fourth proportional to 316,794.60, 474,317.10 and 246,810.60 is: 369,534.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,794.60 : 474,317.10 = 246,810.60 : x
  2. Step 2: Convert to fraction form
    316,794.60/474,317.10 = 246,810.60/x
  3. Step 3: Cross multiply
    316,794.60x = 474,317.10 × 246,810.60
  4. Step 4: Simplify right side
    316,794.60x = 117,066,488,041.26
  5. Step 5: Solve for x
    x = 117,066,488,041.26/316,794.60
  6. Step 6: Final answer
    x = 369,534.35

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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.