Home / 756,762.64-1,044,339.52-417,243.04

Finding the Fourth Proportional to 756,762.64, 1,044,339.52 and 417,243.04

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Solution

The fourth proportional to 756,762.64, 1,044,339.52 and 417,243.04 is: 575,799.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,762.64 : 1,044,339.52 = 417,243.04 : x
  2. Step 2: Convert to fraction form
    756,762.64/1,044,339.52 = 417,243.04/x
  3. Step 3: Cross multiply
    756,762.64x = 1,044,339.52 × 417,243.04
  4. Step 4: Simplify right side
    756,762.64x = 435,743,396,116.94
  5. Step 5: Solve for x
    x = 435,743,396,116.94/756,762.64
  6. Step 6: Final answer
    x = 575,799.30

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1.5x scale

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.