Home / 857,441.54-1,183,316.57-475,460.12

Finding the Fourth Proportional to 857,441.54, 1,183,316.57 and 475,460.12

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Solution

The fourth proportional to 857,441.54, 1,183,316.57 and 475,460.12 is: 656,161.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,441.54 : 1,183,316.57 = 475,460.12 : x
  2. Step 2: Convert to fraction form
    857,441.54/1,183,316.57 = 475,460.12/x
  3. Step 3: Cross multiply
    857,441.54x = 1,183,316.57 × 475,460.12
  4. Step 4: Simplify right side
    857,441.54x = 562,619,830,076.31
  5. Step 5: Solve for x
    x = 562,619,830,076.31/857,441.54
  6. Step 6: Final answer
    x = 656,161.16

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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.