Home / 852,423.60-1,279,218.60-473,343.60

Finding the Fourth Proportional to 852,423.60, 1,279,218.60 and 473,343.60

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Solution

The fourth proportional to 852,423.60, 1,279,218.60 and 473,343.60 is: 710,339.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,423.60 : 1,279,218.60 = 473,343.60 : x
  2. Step 2: Convert to fraction form
    852,423.60/1,279,218.60 = 473,343.60/x
  3. Step 3: Cross multiply
    852,423.60x = 1,279,218.60 × 473,343.60
  4. Step 4: Simplify right side
    852,423.60x = 605,509,937,310.96
  5. Step 5: Solve for x
    x = 605,509,937,310.96/852,423.60
  6. Step 6: Final answer
    x = 710,339.25

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.