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Finding the Fourth Proportional to 607,855.93, 838,857.95 and 335,941.45

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Solution

The fourth proportional to 607,855.93, 838,857.95 and 335,941.45 is: 463,608.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,855.93 : 838,857.95 = 335,941.45 : x
  2. Step 2: Convert to fraction form
    607,855.93/838,857.95 = 335,941.45/x
  3. Step 3: Cross multiply
    607,855.93x = 838,857.95 × 335,941.45
  4. Step 4: Simplify right side
    607,855.93x = 281,807,154,387.32
  5. Step 5: Solve for x
    x = 281,807,154,387.32/607,855.93
  6. Step 6: Final answer
    x = 463,608.46

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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.