Home / 1,036,620.30-1,555,009.17-353,294.78

Finding the Fourth Proportional to 1,036,620.30, 1,555,009.17 and 353,294.78

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Solution

The fourth proportional to 1,036,620.30, 1,555,009.17 and 353,294.78 is: 529,969.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,620.30 : 1,555,009.17 = 353,294.78 : x
  2. Step 2: Convert to fraction form
    1,036,620.30/1,555,009.17 = 353,294.78/x
  3. Step 3: Cross multiply
    1,036,620.30x = 1,555,009.17 × 353,294.78
  4. Step 4: Simplify right side
    1,036,620.30x = 549,376,622,613.13
  5. Step 5: Solve for x
    x = 549,376,622,613.13/1,036,620.30
  6. Step 6: Final answer
    x = 529,969.00

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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.