Home / 695,617.04-1,043,228.72-316,325.63

Finding the Fourth Proportional to 695,617.04, 1,043,228.72 and 316,325.63

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Solution

The fourth proportional to 695,617.04, 1,043,228.72 and 316,325.63 is: 474,398.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,617.04 : 1,043,228.72 = 316,325.63 : x
  2. Step 2: Convert to fraction form
    695,617.04/1,043,228.72 = 316,325.63/x
  3. Step 3: Cross multiply
    695,617.04x = 1,043,228.72 × 316,325.63
  4. Step 4: Simplify right side
    695,617.04x = 329,999,975,290.32
  5. Step 5: Solve for x
    x = 329,999,975,290.32/695,617.04
  6. Step 6: Final answer
    x = 474,398.93

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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.