Home / 719,485.02-1,079,230.77-186,968.34

Finding the Fourth Proportional to 719,485.02, 1,079,230.77 and 186,968.34

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Solution

The fourth proportional to 719,485.02, 1,079,230.77 and 186,968.34 is: 280,453.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,485.02 : 1,079,230.77 = 186,968.34 : x
  2. Step 2: Convert to fraction form
    719,485.02/1,079,230.77 = 186,968.34/x
  3. Step 3: Cross multiply
    719,485.02x = 1,079,230.77 × 186,968.34
  4. Step 4: Simplify right side
    719,485.02x = 201,781,985,543.82
  5. Step 5: Solve for x
    x = 201,781,985,543.82/719,485.02
  6. Step 6: Final answer
    x = 280,453.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.