Home / 723,573.12-1,085,368.88-274,173.24

Finding the Fourth Proportional to 723,573.12, 1,085,368.88 and 274,173.24

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Solution

The fourth proportional to 723,573.12, 1,085,368.88 and 274,173.24 is: 411,263.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,573.12 : 1,085,368.88 = 274,173.24 : x
  2. Step 2: Convert to fraction form
    723,573.12/1,085,368.88 = 274,173.24/x
  3. Step 3: Cross multiply
    723,573.12x = 1,085,368.88 × 274,173.24
  4. Step 4: Simplify right side
    723,573.12x = 297,579,102,424.77
  5. Step 5: Solve for x
    x = 297,579,102,424.77/723,573.12
  6. Step 6: Final answer
    x = 411,263.35

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1.5x scale

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.