Home / 931,279.06-1,285,516.18-544,220.16

Finding the Fourth Proportional to 931,279.06, 1,285,516.18 and 544,220.16

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Solution

The fourth proportional to 931,279.06, 1,285,516.18 and 544,220.16 is: 751,228.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,279.06 : 1,285,516.18 = 544,220.16 : x
  2. Step 2: Convert to fraction form
    931,279.06/1,285,516.18 = 544,220.16/x
  3. Step 3: Cross multiply
    931,279.06x = 1,285,516.18 × 544,220.16
  4. Step 4: Simplify right side
    931,279.06x = 699,603,821,162.19
  5. Step 5: Solve for x
    x = 699,603,821,162.19/931,279.06
  6. Step 6: Final answer
    x = 751,228.98

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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.