Home / 839,214.68-1,158,101.64-457,244.24

Finding the Fourth Proportional to 839,214.68, 1,158,101.64 and 457,244.24

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Solution

The fourth proportional to 839,214.68, 1,158,101.64 and 457,244.24 is: 630,989.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,214.68 : 1,158,101.64 = 457,244.24 : x
  2. Step 2: Convert to fraction form
    839,214.68/1,158,101.64 = 457,244.24/x
  3. Step 3: Cross multiply
    839,214.68x = 1,158,101.64 × 457,244.24
  4. Step 4: Simplify right side
    839,214.68x = 529,535,304,224.55
  5. Step 5: Solve for x
    x = 529,535,304,224.55/839,214.68
  6. Step 6: Final answer
    x = 630,989.09

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Double scale
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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.