Home / 886,812.44-1,223,801.06-478,914.32

Finding the Fourth Proportional to 886,812.44, 1,223,801.06 and 478,914.32

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Solution

The fourth proportional to 886,812.44, 1,223,801.06 and 478,914.32 is: 660,901.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,812.44 : 1,223,801.06 = 478,914.32 : x
  2. Step 2: Convert to fraction form
    886,812.44/1,223,801.06 = 478,914.32/x
  3. Step 3: Cross multiply
    886,812.44x = 1,223,801.06 × 478,914.32
  4. Step 4: Simplify right side
    886,812.44x = 586,095,853,130.11
  5. Step 5: Solve for x
    x = 586,095,853,130.11/886,812.44
  6. Step 6: Final answer
    x = 660,901.71

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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.