Home / 803,045.06-1,108,450.30-516,565.17

Finding the Fourth Proportional to 803,045.06, 1,108,450.30 and 516,565.17

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Solution

The fourth proportional to 803,045.06, 1,108,450.30 and 516,565.17 is: 713,019.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,045.06 : 1,108,450.30 = 516,565.17 : x
  2. Step 2: Convert to fraction form
    803,045.06/1,108,450.30 = 516,565.17/x
  3. Step 3: Cross multiply
    803,045.06x = 1,108,450.30 × 516,565.17
  4. Step 4: Simplify right side
    803,045.06x = 572,586,821,442.81
  5. Step 5: Solve for x
    x = 572,586,821,442.81/803,045.06
  6. Step 6: Final answer
    x = 713,019.54

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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.