Home / 738,025.60-1,104,705.60-528,073.60

Finding the Fourth Proportional to 738,025.60, 1,104,705.60 and 528,073.60

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Solution

The fourth proportional to 738,025.60, 1,104,705.60 and 528,073.60 is: 790,441.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,025.60 : 1,104,705.60 = 528,073.60 : x
  2. Step 2: Convert to fraction form
    738,025.60/1,104,705.60 = 528,073.60/x
  3. Step 3: Cross multiply
    738,025.60x = 1,104,705.60 × 528,073.60
  4. Step 4: Simplify right side
    738,025.60x = 583,365,863,132.16
  5. Step 5: Solve for x
    x = 583,365,863,132.16/738,025.60
  6. Step 6: Final answer
    x = 790,441.23

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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.