Home / 695,812.07-960,204.38-409,350.58

Finding the Fourth Proportional to 695,812.07, 960,204.38 and 409,350.58

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Solution

The fourth proportional to 695,812.07, 960,204.38 and 409,350.58 is: 564,894.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,812.07 : 960,204.38 = 409,350.58 : x
  2. Step 2: Convert to fraction form
    695,812.07/960,204.38 = 409,350.58/x
  3. Step 3: Cross multiply
    695,812.07x = 960,204.38 × 409,350.58
  4. Step 4: Simplify right side
    695,812.07x = 393,060,215,424.28
  5. Step 5: Solve for x
    x = 393,060,215,424.28/695,812.07
  6. Step 6: Final answer
    x = 564,894.22

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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.