Home / 531,899.94-734,018.37-302,457.24

Finding the Fourth Proportional to 531,899.94, 734,018.37 and 302,457.24

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Solution

The fourth proportional to 531,899.94, 734,018.37 and 302,457.24 is: 417,388.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,899.94 : 734,018.37 = 302,457.24 : x
  2. Step 2: Convert to fraction form
    531,899.94/734,018.37 = 302,457.24/x
  3. Step 3: Cross multiply
    531,899.94x = 734,018.37 × 302,457.24
  4. Step 4: Simplify right side
    531,899.94x = 222,009,169,590.62
  5. Step 5: Solve for x
    x = 222,009,169,590.62/531,899.94
  6. Step 6: Final answer
    x = 417,388.97

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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.