Home / 607,680.12-838,593.64-335,747.16

Finding the Fourth Proportional to 607,680.12, 838,593.64 and 335,747.16

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Solution

The fourth proportional to 607,680.12, 838,593.64 and 335,747.16 is: 463,328.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,680.12 : 838,593.64 = 335,747.16 : x
  2. Step 2: Convert to fraction form
    607,680.12/838,593.64 = 335,747.16/x
  3. Step 3: Cross multiply
    607,680.12x = 838,593.64 × 335,747.16
  4. Step 4: Simplify right side
    607,680.12x = 281,555,433,024.06
  5. Step 5: Solve for x
    x = 281,555,433,024.06/607,680.12
  6. Step 6: Final answer
    x = 463,328.36

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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.