Home / 839,167.49-1,158,051.26-457,194.28

Finding the Fourth Proportional to 839,167.49, 1,158,051.26 and 457,194.28

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Solution

The fourth proportional to 839,167.49, 1,158,051.26 and 457,194.28 is: 630,928.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,167.49 : 1,158,051.26 = 457,194.28 : x
  2. Step 2: Convert to fraction form
    839,167.49/1,158,051.26 = 457,194.28/x
  3. Step 3: Cross multiply
    839,167.49x = 1,158,051.26 × 457,194.28
  4. Step 4: Simplify right side
    839,167.49x = 529,454,406,228.54
  5. Step 5: Solve for x
    x = 529,454,406,228.54/839,167.49
  6. Step 6: Final answer
    x = 630,928.17

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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.