Home / 856,623.40-1,182,139.14-474,674.92

Finding the Fourth Proportional to 856,623.40, 1,182,139.14 and 474,674.92

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Solution

The fourth proportional to 856,623.40, 1,182,139.14 and 474,674.92 is: 655,050.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,623.40 : 1,182,139.14 = 474,674.92 : x
  2. Step 2: Convert to fraction form
    856,623.40/1,182,139.14 = 474,674.92/x
  3. Step 3: Cross multiply
    856,623.40x = 1,182,139.14 × 474,674.92
  4. Step 4: Simplify right side
    856,623.40x = 561,131,801,708.37
  5. Step 5: Solve for x
    x = 561,131,801,708.37/856,623.40
  6. Step 6: Final answer
    x = 655,050.75

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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.