Home / 903,464.14-1,353,389.29-543,436.15

Finding the Fourth Proportional to 903,464.14, 1,353,389.29 and 543,436.15

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Solution

The fourth proportional to 903,464.14, 1,353,389.29 and 543,436.15 is: 814,067.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,464.14 : 1,353,389.29 = 543,436.15 : x
  2. Step 2: Convert to fraction form
    903,464.14/1,353,389.29 = 543,436.15/x
  3. Step 3: Cross multiply
    903,464.14x = 1,353,389.29 × 543,436.15
  4. Step 4: Simplify right side
    903,464.14x = 735,480,658,441.89
  5. Step 5: Solve for x
    x = 735,480,658,441.89/903,464.14
  6. Step 6: Final answer
    x = 814,067.35

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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.