Home / 839,193.75-1,158,072.66-457,223.22

Finding the Fourth Proportional to 839,193.75, 1,158,072.66 and 457,223.22

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Solution

The fourth proportional to 839,193.75, 1,158,072.66 and 457,223.22 is: 630,960.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,193.75 : 1,158,072.66 = 457,223.22 : x
  2. Step 2: Convert to fraction form
    839,193.75/1,158,072.66 = 457,223.22/x
  3. Step 3: Cross multiply
    839,193.75x = 1,158,072.66 × 457,223.22
  4. Step 4: Simplify right side
    839,193.75x = 529,497,710,599.17
  5. Step 5: Solve for x
    x = 529,497,710,599.17/839,193.75
  6. Step 6: Final answer
    x = 630,960.03

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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.