Home / 768,186.03-1,060,495.29-561,222.30

Finding the Fourth Proportional to 768,186.03, 1,060,495.29 and 561,222.30

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Solution

The fourth proportional to 768,186.03, 1,060,495.29 and 561,222.30 is: 774,777.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,186.03 : 1,060,495.29 = 561,222.30 : x
  2. Step 2: Convert to fraction form
    768,186.03/1,060,495.29 = 561,222.30/x
  3. Step 3: Cross multiply
    768,186.03x = 1,060,495.29 × 561,222.30
  4. Step 4: Simplify right side
    768,186.03x = 595,173,605,792.97
  5. Step 5: Solve for x
    x = 595,173,605,792.97/768,186.03
  6. Step 6: Final answer
    x = 774,777.96

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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.