Home / 682,457.32-1,023,685.98-349,821.16

Finding the Fourth Proportional to 682,457.32, 1,023,685.98 and 349,821.16

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Solution

The fourth proportional to 682,457.32, 1,023,685.98 and 349,821.16 is: 524,731.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,457.32 : 1,023,685.98 = 349,821.16 : x
  2. Step 2: Convert to fraction form
    682,457.32/1,023,685.98 = 349,821.16/x
  3. Step 3: Cross multiply
    682,457.32x = 1,023,685.98 × 349,821.16
  4. Step 4: Simplify right side
    682,457.32x = 358,107,016,999.34
  5. Step 5: Solve for x
    x = 358,107,016,999.34/682,457.32
  6. Step 6: Final answer
    x = 524,731.74

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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.