Home / 946,111.18-1,305,624.06-516,387.58

Finding the Fourth Proportional to 946,111.18, 1,305,624.06 and 516,387.58

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Solution

The fourth proportional to 946,111.18, 1,305,624.06 and 516,387.58 is: 712,609.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,111.18 : 1,305,624.06 = 516,387.58 : x
  2. Step 2: Convert to fraction form
    946,111.18/1,305,624.06 = 516,387.58/x
  3. Step 3: Cross multiply
    946,111.18x = 1,305,624.06 × 516,387.58
  4. Step 4: Simplify right side
    946,111.18x = 674,208,048,733.18
  5. Step 5: Solve for x
    x = 674,208,048,733.18/946,111.18
  6. Step 6: Final answer
    x = 712,609.75

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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.