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Finding the Fourth Proportional to 613,474.83, 846,614.16 and 334,090.71

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Solution

The fourth proportional to 613,474.83, 846,614.16 and 334,090.71 is: 461,055.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,474.83 : 846,614.16 = 334,090.71 : x
  2. Step 2: Convert to fraction form
    613,474.83/846,614.16 = 334,090.71/x
  3. Step 3: Cross multiply
    613,474.83x = 846,614.16 × 334,090.71
  4. Step 4: Simplify right side
    613,474.83x = 282,845,925,810.45
  5. Step 5: Solve for x
    x = 282,845,925,810.45/613,474.83
  6. Step 6: Final answer
    x = 461,055.47

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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.