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Finding the Fourth Proportional to 618,888.80, 932,222.96 and 563,087.36

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Solution

The fourth proportional to 618,888.80, 932,222.96 and 563,087.36 is: 848,170.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,888.80 : 932,222.96 = 563,087.36 : x
  2. Step 2: Convert to fraction form
    618,888.80/932,222.96 = 563,087.36/x
  3. Step 3: Cross multiply
    618,888.80x = 932,222.96 × 563,087.36
  4. Step 4: Simplify right side
    618,888.80x = 524,922,965,477.79
  5. Step 5: Solve for x
    x = 524,922,965,477.79/618,888.80
  6. Step 6: Final answer
    x = 848,170.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.