Home / 800,788.48-1,104,084.48-513,802.24

Finding the Fourth Proportional to 800,788.48, 1,104,084.48 and 513,802.24

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Solution

The fourth proportional to 800,788.48, 1,104,084.48 and 513,802.24 is: 708,403.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,788.48 : 1,104,084.48 = 513,802.24 : x
  2. Step 2: Convert to fraction form
    800,788.48/1,104,084.48 = 513,802.24/x
  3. Step 3: Cross multiply
    800,788.48x = 1,104,084.48 × 513,802.24
  4. Step 4: Simplify right side
    800,788.48x = 567,281,078,973.24
  5. Step 5: Solve for x
    x = 567,281,078,973.24/800,788.48
  6. Step 6: Final answer
    x = 708,403.15

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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.