Home / 986,703.19-1,361,650.50-533,994.19

Finding the Fourth Proportional to 986,703.19, 1,361,650.50 and 533,994.19

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Solution

The fourth proportional to 986,703.19, 1,361,650.50 and 533,994.19 is: 736,912.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,703.19 : 1,361,650.50 = 533,994.19 : x
  2. Step 2: Convert to fraction form
    986,703.19/1,361,650.50 = 533,994.19/x
  3. Step 3: Cross multiply
    986,703.19x = 1,361,650.50 × 533,994.19
  4. Step 4: Simplify right side
    986,703.19x = 727,113,452,406.47
  5. Step 5: Solve for x
    x = 727,113,452,406.47/986,703.19
  6. Step 6: Final answer
    x = 736,912.03

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Half scale
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Double scale
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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.