Home / 888,408.60-1,225,999.26-480,510.01

Finding the Fourth Proportional to 888,408.60, 1,225,999.26 and 480,510.01

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Solution

The fourth proportional to 888,408.60, 1,225,999.26 and 480,510.01 is: 663,101.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,408.60 : 1,225,999.26 = 480,510.01 : x
  2. Step 2: Convert to fraction form
    888,408.60/1,225,999.26 = 480,510.01/x
  3. Step 3: Cross multiply
    888,408.60x = 1,225,999.26 × 480,510.01
  4. Step 4: Simplify right side
    888,408.60x = 589,104,914,280.04
  5. Step 5: Solve for x
    x = 589,104,914,280.04/888,408.60
  6. Step 6: Final answer
    x = 663,101.32

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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.