Home / 986,608.35-1,361,523.74-533,899.35

Finding the Fourth Proportional to 986,608.35, 1,361,523.74 and 533,899.35

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Solution

The fourth proportional to 986,608.35, 1,361,523.74 and 533,899.35 is: 736,783.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,608.35 : 1,361,523.74 = 533,899.35 : x
  2. Step 2: Convert to fraction form
    986,608.35/1,361,523.74 = 533,899.35/x
  3. Step 3: Cross multiply
    986,608.35x = 1,361,523.74 × 533,899.35
  4. Step 4: Simplify right side
    986,608.35x = 726,916,637,126.07
  5. Step 5: Solve for x
    x = 726,916,637,126.07/986,608.35
  6. Step 6: Final answer
    x = 736,783.38

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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.