Home / 632,146.37-871,616.61-510,912.77

Finding the Fourth Proportional to 632,146.37, 871,616.61 and 510,912.77

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Solution

The fourth proportional to 632,146.37, 871,616.61 and 510,912.77 is: 704,457.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,146.37 : 871,616.61 = 510,912.77 : x
  2. Step 2: Convert to fraction form
    632,146.37/871,616.61 = 510,912.77/x
  3. Step 3: Cross multiply
    632,146.37x = 871,616.61 × 510,912.77
  4. Step 4: Simplify right side
    632,146.37x = 445,320,054,038.55
  5. Step 5: Solve for x
    x = 445,320,054,038.55/632,146.37
  6. Step 6: Final answer
    x = 704,457.19

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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.