Home / 730,070.40-1,094,920.74-217,617.29

Finding the Fourth Proportional to 730,070.40, 1,094,920.74 and 217,617.29

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Solution

The fourth proportional to 730,070.40, 1,094,920.74 and 217,617.29 is: 326,370.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,070.40 : 1,094,920.74 = 217,617.29 : x
  2. Step 2: Convert to fraction form
    730,070.40/1,094,920.74 = 217,617.29/x
  3. Step 3: Cross multiply
    730,070.40x = 1,094,920.74 × 217,617.29
  4. Step 4: Simplify right side
    730,070.40x = 238,273,678,728.99
  5. Step 5: Solve for x
    x = 238,273,678,728.99/730,070.40
  6. Step 6: Final answer
    x = 326,370.82

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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.