Home / 846,557.36-1,269,758.28-285,596.72

Finding the Fourth Proportional to 846,557.36, 1,269,758.28 and 285,596.72

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Solution

The fourth proportional to 846,557.36, 1,269,758.28 and 285,596.72 is: 428,368.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,557.36 : 1,269,758.28 = 285,596.72 : x
  2. Step 2: Convert to fraction form
    846,557.36/1,269,758.28 = 285,596.72/x
  3. Step 3: Cross multiply
    846,557.36x = 1,269,758.28 × 285,596.72
  4. Step 4: Simplify right side
    846,557.36x = 362,638,799,960.84
  5. Step 5: Solve for x
    x = 362,638,799,960.84/846,557.36
  6. Step 6: Final answer
    x = 428,368.85

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Double scale
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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.