Home / 856,417.23-1,181,769.63-474,372.63

Finding the Fourth Proportional to 856,417.23, 1,181,769.63 and 474,372.63

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Solution

The fourth proportional to 856,417.23, 1,181,769.63 and 474,372.63 is: 654,586.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,417.23 : 1,181,769.63 = 474,372.63 : x
  2. Step 2: Convert to fraction form
    856,417.23/1,181,769.63 = 474,372.63/x
  3. Step 3: Cross multiply
    856,417.23x = 1,181,769.63 × 474,372.63
  4. Step 4: Simplify right side
    856,417.23x = 560,599,161,528.38
  5. Step 5: Solve for x
    x = 560,599,161,528.38/856,417.23
  6. Step 6: Final answer
    x = 654,586.51

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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.