Home / 922,784.25-1,273,289.47-616,369.15

Finding the Fourth Proportional to 922,784.25, 1,273,289.47 and 616,369.15

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Solution

The fourth proportional to 922,784.25, 1,273,289.47 and 616,369.15 is: 850,487.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,784.25 : 1,273,289.47 = 616,369.15 : x
  2. Step 2: Convert to fraction form
    922,784.25/1,273,289.47 = 616,369.15/x
  3. Step 3: Cross multiply
    922,784.25x = 1,273,289.47 × 616,369.15
  4. Step 4: Simplify right side
    922,784.25x = 784,816,344,683.36
  5. Step 5: Solve for x
    x = 784,816,344,683.36/922,784.25
  6. Step 6: Final answer
    x = 850,487.37

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1.5x scale

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.