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Finding the Fourth Proportional to 431,090.01, 594,903.81 and 249,906.84

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Solution

The fourth proportional to 431,090.01, 594,903.81 and 249,906.84 is: 344,871.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,090.01 : 594,903.81 = 249,906.84 : x
  2. Step 2: Convert to fraction form
    431,090.01/594,903.81 = 249,906.84/x
  3. Step 3: Cross multiply
    431,090.01x = 594,903.81 × 249,906.84
  4. Step 4: Simplify right side
    431,090.01x = 148,670,531,261.06
  5. Step 5: Solve for x
    x = 148,670,531,261.06/431,090.01
  6. Step 6: Final answer
    x = 344,871.21

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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.