Home / 768,674.03-1,060,771.95-424,503.68

Finding the Fourth Proportional to 768,674.03, 1,060,771.95 and 424,503.68

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Solution

The fourth proportional to 768,674.03, 1,060,771.95 and 424,503.68 is: 585,816.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,674.03 : 1,060,771.95 = 424,503.68 : x
  2. Step 2: Convert to fraction form
    768,674.03/1,060,771.95 = 424,503.68/x
  3. Step 3: Cross multiply
    768,674.03x = 1,060,771.95 × 424,503.68
  4. Step 4: Simplify right side
    768,674.03x = 450,301,591,111.92
  5. Step 5: Solve for x
    x = 450,301,591,111.92/768,674.03
  6. Step 6: Final answer
    x = 585,816.06

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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.