Home / 445,030.08-614,151.20-243,826.08

Finding the Fourth Proportional to 445,030.08, 614,151.20 and 243,826.08

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Solution

The fourth proportional to 445,030.08, 614,151.20 and 243,826.08 is: 336,485.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,030.08 : 614,151.20 = 243,826.08 : x
  2. Step 2: Convert to fraction form
    445,030.08/614,151.20 = 243,826.08/x
  3. Step 3: Cross multiply
    445,030.08x = 614,151.20 × 243,826.08
  4. Step 4: Simplify right side
    445,030.08x = 149,746,079,623.30
  5. Step 5: Solve for x
    x = 149,746,079,623.30/445,030.08
  6. Step 6: Final answer
    x = 336,485.30

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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.