Home / 931,649.14-1,285,587.18-544,555.30

Finding the Fourth Proportional to 931,649.14, 1,285,587.18 and 544,555.30

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Solution

The fourth proportional to 931,649.14, 1,285,587.18 and 544,555.30 is: 751,434.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,649.14 : 1,285,587.18 = 544,555.30 : x
  2. Step 2: Convert to fraction form
    931,649.14/1,285,587.18 = 544,555.30/x
  3. Step 3: Cross multiply
    931,649.14x = 1,285,587.18 × 544,555.30
  4. Step 4: Simplify right side
    931,649.14x = 700,073,312,481.05
  5. Step 5: Solve for x
    x = 700,073,312,481.05/931,649.14
  6. Step 6: Final answer
    x = 751,434.51

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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.