Home / 885,078.18-1,221,601.23-562,725.27

Finding the Fourth Proportional to 885,078.18, 1,221,601.23 and 562,725.27

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Solution

The fourth proportional to 885,078.18, 1,221,601.23 and 562,725.27 is: 776,683.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,078.18 : 1,221,601.23 = 562,725.27 : x
  2. Step 2: Convert to fraction form
    885,078.18/1,221,601.23 = 562,725.27/x
  3. Step 3: Cross multiply
    885,078.18x = 1,221,601.23 × 562,725.27
  4. Step 4: Simplify right side
    885,078.18x = 687,425,881,984.08
  5. Step 5: Solve for x
    x = 687,425,881,984.08/885,078.18
  6. Step 6: Final answer
    x = 776,683.80

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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.