Home / 763,248.02-1,143,524.86-463,119.12

Finding the Fourth Proportional to 763,248.02, 1,143,524.86 and 463,119.12

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Solution

The fourth proportional to 763,248.02, 1,143,524.86 and 463,119.12 is: 693,861.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,248.02 : 1,143,524.86 = 463,119.12 : x
  2. Step 2: Convert to fraction form
    763,248.02/1,143,524.86 = 463,119.12/x
  3. Step 3: Cross multiply
    763,248.02x = 1,143,524.86 × 463,119.12
  4. Step 4: Simplify right side
    763,248.02x = 529,588,226,861.32
  5. Step 5: Solve for x
    x = 529,588,226,861.32/763,248.02
  6. Step 6: Final answer
    x = 693,861.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.