Home / 852,516.48-1,176,470.24-470,540.64

Finding the Fourth Proportional to 852,516.48, 1,176,470.24 and 470,540.64

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Solution

The fourth proportional to 852,516.48, 1,176,470.24 and 470,540.64 is: 649,344.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,516.48 : 1,176,470.24 = 470,540.64 : x
  2. Step 2: Convert to fraction form
    852,516.48/1,176,470.24 = 470,540.64/x
  3. Step 3: Cross multiply
    852,516.48x = 1,176,470.24 × 470,540.64
  4. Step 4: Simplify right side
    852,516.48x = 553,577,059,670.55
  5. Step 5: Solve for x
    x = 553,577,059,670.55/852,516.48
  6. Step 6: Final answer
    x = 649,344.70

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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.