Home / 764,545.20-1,144,322.49-562,087.77

Finding the Fourth Proportional to 764,545.20, 1,144,322.49 and 562,087.77

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Solution

The fourth proportional to 764,545.20, 1,144,322.49 and 562,087.77 is: 841,297.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,545.20 : 1,144,322.49 = 562,087.77 : x
  2. Step 2: Convert to fraction form
    764,545.20/1,144,322.49 = 562,087.77/x
  3. Step 3: Cross multiply
    764,545.20x = 1,144,322.49 × 562,087.77
  4. Step 4: Simplify right side
    764,545.20x = 643,209,677,656.64
  5. Step 5: Solve for x
    x = 643,209,677,656.64/764,545.20
  6. Step 6: Final answer
    x = 841,297.13

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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.