Home / 433,091.80-649,637.70-283,792.60

Finding the Fourth Proportional to 433,091.80, 649,637.70 and 283,792.60

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Solution

The fourth proportional to 433,091.80, 649,637.70 and 283,792.60 is: 425,688.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,091.80 : 649,637.70 = 283,792.60 : x
  2. Step 2: Convert to fraction form
    433,091.80/649,637.70 = 283,792.60/x
  3. Step 3: Cross multiply
    433,091.80x = 649,637.70 × 283,792.60
  4. Step 4: Simplify right side
    433,091.80x = 184,362,371,941.02
  5. Step 5: Solve for x
    x = 184,362,371,941.02/433,091.80
  6. Step 6: Final answer
    x = 425,688.90

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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.