Home / 443,439.27-611,946.23-242,235.27

Finding the Fourth Proportional to 443,439.27, 611,946.23 and 242,235.27

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Solution

The fourth proportional to 443,439.27, 611,946.23 and 242,235.27 is: 334,284.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,439.27 : 611,946.23 = 242,235.27 : x
  2. Step 2: Convert to fraction form
    443,439.27/611,946.23 = 242,235.27/x
  3. Step 3: Cross multiply
    443,439.27x = 611,946.23 × 242,235.27
  4. Step 4: Simplify right side
    443,439.27x = 148,234,959,038.36
  5. Step 5: Solve for x
    x = 148,234,959,038.36/443,439.27
  6. Step 6: Final answer
    x = 334,284.69

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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.