Home / 846,163.40-1,269,302.70-247,123.40

Finding the Fourth Proportional to 846,163.40, 1,269,302.70 and 247,123.40

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Solution

The fourth proportional to 846,163.40, 1,269,302.70 and 247,123.40 is: 370,701.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,163.40 : 1,269,302.70 = 247,123.40 : x
  2. Step 2: Convert to fraction form
    846,163.40/1,269,302.70 = 247,123.40/x
  3. Step 3: Cross multiply
    846,163.40x = 1,269,302.70 × 247,123.40
  4. Step 4: Simplify right side
    846,163.40x = 313,674,398,853.18
  5. Step 5: Solve for x
    x = 313,674,398,853.18/846,163.40
  6. Step 6: Final answer
    x = 370,701.92

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.