Home / 986,410.40-1,361,246.24-533,701.44

Finding the Fourth Proportional to 986,410.40, 1,361,246.24 and 533,701.44

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Solution

The fourth proportional to 986,410.40, 1,361,246.24 and 533,701.44 is: 736,507.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,410.40 : 1,361,246.24 = 533,701.44 : x
  2. Step 2: Convert to fraction form
    986,410.40/1,361,246.24 = 533,701.44/x
  3. Step 3: Cross multiply
    986,410.40x = 1,361,246.24 × 533,701.44
  4. Step 4: Simplify right side
    986,410.40x = 726,499,078,482.59
  5. Step 5: Solve for x
    x = 726,499,078,482.59/986,410.40
  6. Step 6: Final answer
    x = 736,507.93

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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.