Home / 1,072,414.77-1,608,264.95-432,553.25

Finding the Fourth Proportional to 1,072,414.77, 1,608,264.95 and 432,553.25

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Solution

The fourth proportional to 1,072,414.77, 1,608,264.95 and 432,553.25 is: 648,685.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,414.77 : 1,608,264.95 = 432,553.25 : x
  2. Step 2: Convert to fraction form
    1,072,414.77/1,608,264.95 = 432,553.25/x
  3. Step 3: Cross multiply
    1,072,414.77x = 1,608,264.95 × 432,553.25
  4. Step 4: Simplify right side
    1,072,414.77x = 695,660,220,779.50
  5. Step 5: Solve for x
    x = 695,660,220,779.50/1,072,414.77
  6. Step 6: Final answer
    x = 648,685.79

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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.