Home / 993,114-1,370,497.32-540,408.24

Finding the Fourth Proportional to 993,114, 1,370,497.32 and 540,408.24

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Solution

The fourth proportional to 993,114, 1,370,497.32 and 540,408.24 is: 745,763.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,114 : 1,370,497.32 = 540,408.24 : x
  2. Step 2: Convert to fraction form
    993,114/1,370,497.32 = 540,408.24/x
  3. Step 3: Cross multiply
    993,114x = 1,370,497.32 × 540,408.24
  4. Step 4: Simplify right side
    993,114x = 740,628,044,625.92
  5. Step 5: Solve for x
    x = 740,628,044,625.92/993,114
  6. Step 6: Final answer
    x = 745,763.37

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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.