Home / 674,071.93-928,637.04-469,751.44

Finding the Fourth Proportional to 674,071.93, 928,637.04 and 469,751.44

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Solution

The fourth proportional to 674,071.93, 928,637.04 and 469,751.44 is: 647,154.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,071.93 : 928,637.04 = 469,751.44 : x
  2. Step 2: Convert to fraction form
    674,071.93/928,637.04 = 469,751.44/x
  3. Step 3: Cross multiply
    674,071.93x = 928,637.04 × 469,751.44
  4. Step 4: Simplify right side
    674,071.93x = 436,228,586,777.34
  5. Step 5: Solve for x
    x = 436,228,586,777.34/674,071.93
  6. Step 6: Final answer
    x = 647,154.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.