Home / 755,826.90-1,043,041.05-416,295.15

Finding the Fourth Proportional to 755,826.90, 1,043,041.05 and 416,295.15

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Solution

The fourth proportional to 755,826.90, 1,043,041.05 and 416,295.15 is: 574,487.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,826.90 : 1,043,041.05 = 416,295.15 : x
  2. Step 2: Convert to fraction form
    755,826.90/1,043,041.05 = 416,295.15/x
  3. Step 3: Cross multiply
    755,826.90x = 1,043,041.05 × 416,295.15
  4. Step 4: Simplify right side
    755,826.90x = 434,212,926,454.50
  5. Step 5: Solve for x
    x = 434,212,926,454.50/755,826.90
  6. Step 6: Final answer
    x = 574,487.27

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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.