Home / 434,255.03-599,271.48-243,269.76

Finding the Fourth Proportional to 434,255.03, 599,271.48 and 243,269.76

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Solution

The fourth proportional to 434,255.03, 599,271.48 and 243,269.76 is: 335,712.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,255.03 : 599,271.48 = 243,269.76 : x
  2. Step 2: Convert to fraction form
    434,255.03/599,271.48 = 243,269.76/x
  3. Step 3: Cross multiply
    434,255.03x = 599,271.48 × 243,269.76
  4. Step 4: Simplify right side
    434,255.03x = 145,784,629,114.45
  5. Step 5: Solve for x
    x = 145,784,629,114.45/434,255.03
  6. Step 6: Final answer
    x = 335,712.01

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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.