Home / 830,677.06-1,146,334.85-448,704.01

Finding the Fourth Proportional to 830,677.06, 1,146,334.85 and 448,704.01

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Solution

The fourth proportional to 830,677.06, 1,146,334.85 and 448,704.01 is: 619,211.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,677.06 : 1,146,334.85 = 448,704.01 : x
  2. Step 2: Convert to fraction form
    830,677.06/1,146,334.85 = 448,704.01/x
  3. Step 3: Cross multiply
    830,677.06x = 1,146,334.85 × 448,704.01
  4. Step 4: Simplify right side
    830,677.06x = 514,365,043,997.75
  5. Step 5: Solve for x
    x = 514,365,043,997.75/830,677.06
  6. Step 6: Final answer
    x = 619,211.81

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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.