Home / 992,020.68-1,369,095.42-562,254.60

Finding the Fourth Proportional to 992,020.68, 1,369,095.42 and 562,254.60

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Solution

The fourth proportional to 992,020.68, 1,369,095.42 and 562,254.60 is: 775,971.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,020.68 : 1,369,095.42 = 562,254.60 : x
  2. Step 2: Convert to fraction form
    992,020.68/1,369,095.42 = 562,254.60/x
  3. Step 3: Cross multiply
    992,020.68x = 1,369,095.42 × 562,254.60
  4. Step 4: Simplify right side
    992,020.68x = 769,780,197,733.93
  5. Step 5: Solve for x
    x = 769,780,197,733.93/992,020.68
  6. Step 6: Final answer
    x = 775,971.93

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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.