Home / 852,516.90-1,176,471.09-470,541.06

Finding the Fourth Proportional to 852,516.90, 1,176,471.09 and 470,541.06

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Solution

The fourth proportional to 852,516.90, 1,176,471.09 and 470,541.06 is: 649,345.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,516.90 : 1,176,471.09 = 470,541.06 : x
  2. Step 2: Convert to fraction form
    852,516.90/1,176,471.09 = 470,541.06/x
  3. Step 3: Cross multiply
    852,516.90x = 1,176,471.09 × 470,541.06
  4. Step 4: Simplify right side
    852,516.90x = 553,577,953,747.96
  5. Step 5: Solve for x
    x = 553,577,953,747.96/852,516.90
  6. Step 6: Final answer
    x = 649,345.43

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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.