Home / 854,160.95-1,178,747.44-466,977.20

Finding the Fourth Proportional to 854,160.95, 1,178,747.44 and 466,977.20

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Solution

The fourth proportional to 854,160.95, 1,178,747.44 and 466,977.20 is: 644,431.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,160.95 : 1,178,747.44 = 466,977.20 : x
  2. Step 2: Convert to fraction form
    854,160.95/1,178,747.44 = 466,977.20/x
  3. Step 3: Cross multiply
    854,160.95x = 1,178,747.44 × 466,977.20
  4. Step 4: Simplify right side
    854,160.95x = 550,448,178,607.64
  5. Step 5: Solve for x
    x = 550,448,178,607.64/854,160.95
  6. Step 6: Final answer
    x = 644,431.45

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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.