Home / 729,460.16-1,006,822.56-474,367.04

Finding the Fourth Proportional to 729,460.16, 1,006,822.56 and 474,367.04

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Solution

The fourth proportional to 729,460.16, 1,006,822.56 and 474,367.04 is: 654,735.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,460.16 : 1,006,822.56 = 474,367.04 : x
  2. Step 2: Convert to fraction form
    729,460.16/1,006,822.56 = 474,367.04/x
  3. Step 3: Cross multiply
    729,460.16x = 1,006,822.56 × 474,367.04
  4. Step 4: Simplify right side
    729,460.16x = 477,603,437,592.42
  5. Step 5: Solve for x
    x = 477,603,437,592.42/729,460.16
  6. Step 6: Final answer
    x = 654,735.47

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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.