Home / 464,725.20-695,244.60-403,080.40

Finding the Fourth Proportional to 464,725.20, 695,244.60 and 403,080.40

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Solution

The fourth proportional to 464,725.20, 695,244.60 and 403,080.40 is: 603,021.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,725.20 : 695,244.60 = 403,080.40 : x
  2. Step 2: Convert to fraction form
    464,725.20/695,244.60 = 403,080.40/x
  3. Step 3: Cross multiply
    464,725.20x = 695,244.60 × 403,080.40
  4. Step 4: Simplify right side
    464,725.20x = 280,239,471,465.84
  5. Step 5: Solve for x
    x = 280,239,471,465.84/464,725.20
  6. Step 6: Final answer
    x = 603,021.90

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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.