Home / 651,914.73-977,673.11-450,803.68

Finding the Fourth Proportional to 651,914.73, 977,673.11 and 450,803.68

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Solution

The fourth proportional to 651,914.73, 977,673.11 and 450,803.68 is: 676,067.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,914.73 : 977,673.11 = 450,803.68 : x
  2. Step 2: Convert to fraction form
    651,914.73/977,673.11 = 450,803.68/x
  3. Step 3: Cross multiply
    651,914.73x = 977,673.11 × 450,803.68
  4. Step 4: Simplify right side
    651,914.73x = 440,738,631,126.84
  5. Step 5: Solve for x
    x = 440,738,631,126.84/651,914.73
  6. Step 6: Final answer
    x = 676,067.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.