Home / 899,561.19-1,349,714.75-393,861.15

Finding the Fourth Proportional to 899,561.19, 1,349,714.75 and 393,861.15

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Solution

The fourth proportional to 899,561.19, 1,349,714.75 and 393,861.15 is: 590,955.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,561.19 : 1,349,714.75 = 393,861.15 : x
  2. Step 2: Convert to fraction form
    899,561.19/1,349,714.75 = 393,861.15/x
  3. Step 3: Cross multiply
    899,561.19x = 1,349,714.75 × 393,861.15
  4. Step 4: Simplify right side
    899,561.19x = 531,600,201,637.66
  5. Step 5: Solve for x
    x = 531,600,201,637.66/899,561.19
  6. Step 6: Final answer
    x = 590,955.02

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1.5x scale

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.