Home / 839,066.31-1,157,901.08-457,084.89

Finding the Fourth Proportional to 839,066.31, 1,157,901.08 and 457,084.89

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Solution

The fourth proportional to 839,066.31, 1,157,901.08 and 457,084.89 is: 630,771.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,066.31 : 1,157,901.08 = 457,084.89 : x
  2. Step 2: Convert to fraction form
    839,066.31/1,157,901.08 = 457,084.89/x
  3. Step 3: Cross multiply
    839,066.31x = 1,157,901.08 × 457,084.89
  4. Step 4: Simplify right side
    839,066.31x = 529,259,085,497.26
  5. Step 5: Solve for x
    x = 529,259,085,497.26/839,066.31
  6. Step 6: Final answer
    x = 630,771.46

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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.