Home / 770,587.02-1,064,426.76-591,511.86

Finding the Fourth Proportional to 770,587.02, 1,064,426.76 and 591,511.86

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Solution

The fourth proportional to 770,587.02, 1,064,426.76 and 591,511.86 is: 817,066.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,587.02 : 1,064,426.76 = 591,511.86 : x
  2. Step 2: Convert to fraction form
    770,587.02/1,064,426.76 = 591,511.86/x
  3. Step 3: Cross multiply
    770,587.02x = 1,064,426.76 × 591,511.86
  4. Step 4: Simplify right side
    770,587.02x = 629,621,052,641.37
  5. Step 5: Solve for x
    x = 629,621,052,641.37/770,587.02
  6. Step 6: Final answer
    x = 817,066.78

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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.