Home / 855,566.16-1,282,906.20-456,099.64

Finding the Fourth Proportional to 855,566.16, 1,282,906.20 and 456,099.64

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Solution

The fourth proportional to 855,566.16, 1,282,906.20 and 456,099.64 is: 683,913.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,566.16 : 1,282,906.20 = 456,099.64 : x
  2. Step 2: Convert to fraction form
    855,566.16/1,282,906.20 = 456,099.64/x
  3. Step 3: Cross multiply
    855,566.16x = 1,282,906.20 × 456,099.64
  4. Step 4: Simplify right side
    855,566.16x = 585,133,055,973.77
  5. Step 5: Solve for x
    x = 585,133,055,973.77/855,566.16
  6. Step 6: Final answer
    x = 683,913.28

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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.