Home / 885,193.36-1,325,547.89-548,890.81

Finding the Fourth Proportional to 885,193.36, 1,325,547.89 and 548,890.81

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Solution

The fourth proportional to 885,193.36, 1,325,547.89 and 548,890.81 is: 821,945.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,193.36 : 1,325,547.89 = 548,890.81 : x
  2. Step 2: Convert to fraction form
    885,193.36/1,325,547.89 = 548,890.81/x
  3. Step 3: Cross multiply
    885,193.36x = 1,325,547.89 × 548,890.81
  4. Step 4: Simplify right side
    885,193.36x = 727,581,055,035.89
  5. Step 5: Solve for x
    x = 727,581,055,035.89/885,193.36
  6. Step 6: Final answer
    x = 821,945.90

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1.5x scale

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.