Home / 852,251.78-1,176,073.08-470,273.60

Finding the Fourth Proportional to 852,251.78, 1,176,073.08 and 470,273.60

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Solution

The fourth proportional to 852,251.78, 1,176,073.08 and 470,273.60 is: 648,958.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,251.78 : 1,176,073.08 = 470,273.60 : x
  2. Step 2: Convert to fraction form
    852,251.78/1,176,073.08 = 470,273.60/x
  3. Step 3: Cross multiply
    852,251.78x = 1,176,073.08 × 470,273.60
  4. Step 4: Simplify right side
    852,251.78x = 553,076,121,194.69
  5. Step 5: Solve for x
    x = 553,076,121,194.69/852,251.78
  6. Step 6: Final answer
    x = 648,958.60

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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.