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Finding the Fourth Proportional to 607,777.92, 838,728.96 and 335,864.16

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Solution

The fourth proportional to 607,777.92, 838,728.96 and 335,864.16 is: 463,490.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,777.92 : 838,728.96 = 335,864.16 : x
  2. Step 2: Convert to fraction form
    607,777.92/838,728.96 = 335,864.16/x
  3. Step 3: Cross multiply
    607,777.92x = 838,728.96 × 335,864.16
  4. Step 4: Simplify right side
    607,777.92x = 281,698,997,618.07
  5. Step 5: Solve for x
    x = 281,698,997,618.07/607,777.92
  6. Step 6: Final answer
    x = 463,490.02

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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.