Home / 683,587.23-1,025,602.28-328,628.93

Finding the Fourth Proportional to 683,587.23, 1,025,602.28 and 328,628.93

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Solution

The fourth proportional to 683,587.23, 1,025,602.28 and 328,628.93 is: 493,049.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,587.23 : 1,025,602.28 = 328,628.93 : x
  2. Step 2: Convert to fraction form
    683,587.23/1,025,602.28 = 328,628.93/x
  3. Step 3: Cross multiply
    683,587.23x = 1,025,602.28 × 328,628.93
  4. Step 4: Simplify right side
    683,587.23x = 337,042,579,881.96
  5. Step 5: Solve for x
    x = 337,042,579,881.96/683,587.23
  6. Step 6: Final answer
    x = 493,049.85

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1.5x scale

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.