Home / 434,740.64-599,934.40-243,753.44

Finding the Fourth Proportional to 434,740.64, 599,934.40 and 243,753.44

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Solution

The fourth proportional to 434,740.64, 599,934.40 and 243,753.44 is: 336,375.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,740.64 : 599,934.40 = 243,753.44 : x
  2. Step 2: Convert to fraction form
    434,740.64/599,934.40 = 243,753.44/x
  3. Step 3: Cross multiply
    434,740.64x = 599,934.40 × 243,753.44
  4. Step 4: Simplify right side
    434,740.64x = 146,236,073,774.34
  5. Step 5: Solve for x
    x = 146,236,073,774.34/434,740.64
  6. Step 6: Final answer
    x = 336,375.44

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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.