Home / 839,491.91-1,158,502.82-476,935.67

Finding the Fourth Proportional to 839,491.91, 1,158,502.82 and 476,935.67

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Solution

The fourth proportional to 839,491.91, 1,158,502.82 and 476,935.67 is: 658,173.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,491.91 : 1,158,502.82 = 476,935.67 : x
  2. Step 2: Convert to fraction form
    839,491.91/1,158,502.82 = 476,935.67/x
  3. Step 3: Cross multiply
    839,491.91x = 1,158,502.82 × 476,935.67
  4. Step 4: Simplify right side
    839,491.91x = 552,531,310,476.40
  5. Step 5: Solve for x
    x = 552,531,310,476.40/839,491.91
  6. Step 6: Final answer
    x = 658,173.48

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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.