Home / 434,697.40-599,907.18-243,701.56

Finding the Fourth Proportional to 434,697.40, 599,907.18 and 243,701.56

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Solution

The fourth proportional to 434,697.40, 599,907.18 and 243,701.56 is: 336,322.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,697.40 : 599,907.18 = 243,701.56 : x
  2. Step 2: Convert to fraction form
    434,697.40/599,907.18 = 243,701.56/x
  3. Step 3: Cross multiply
    434,697.40x = 599,907.18 × 243,701.56
  4. Step 4: Simplify right side
    434,697.40x = 146,198,315,621.20
  5. Step 5: Solve for x
    x = 146,198,315,621.20/434,697.40
  6. Step 6: Final answer
    x = 336,322.04

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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.