Home / 723,914.16-998,956.44-437,264.88

Finding the Fourth Proportional to 723,914.16, 998,956.44 and 437,264.88

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Solution

The fourth proportional to 723,914.16, 998,956.44 and 437,264.88 is: 603,398.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,914.16 : 998,956.44 = 437,264.88 : x
  2. Step 2: Convert to fraction form
    723,914.16/998,956.44 = 437,264.88/x
  3. Step 3: Cross multiply
    723,914.16x = 998,956.44 × 437,264.88
  4. Step 4: Simplify right side
    723,914.16x = 436,808,567,861.83
  5. Step 5: Solve for x
    x = 436,808,567,861.83/723,914.16
  6. Step 6: Final answer
    x = 603,398.29

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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.