Home / 297,384.24-409,353.08-256,677.52

Finding the Fourth Proportional to 297,384.24, 409,353.08 and 256,677.52

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Solution

The fourth proportional to 297,384.24, 409,353.08 and 256,677.52 is: 353,319.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,384.24 : 409,353.08 = 256,677.52 : x
  2. Step 2: Convert to fraction form
    297,384.24/409,353.08 = 256,677.52/x
  3. Step 3: Cross multiply
    297,384.24x = 409,353.08 × 256,677.52
  4. Step 4: Simplify right side
    297,384.24x = 105,071,731,771.08
  5. Step 5: Solve for x
    x = 105,071,731,771.08/297,384.24
  6. Step 6: Final answer
    x = 353,319.77

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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.