Home / 942,125.81-1,299,840.23-534,195.64

Finding the Fourth Proportional to 942,125.81, 1,299,840.23 and 534,195.64

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Solution

The fourth proportional to 942,125.81, 1,299,840.23 and 534,195.64 is: 737,023.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,125.81 : 1,299,840.23 = 534,195.64 : x
  2. Step 2: Convert to fraction form
    942,125.81/1,299,840.23 = 534,195.64/x
  3. Step 3: Cross multiply
    942,125.81x = 1,299,840.23 × 534,195.64
  4. Step 4: Simplify right side
    942,125.81x = 694,368,974,392.42
  5. Step 5: Solve for x
    x = 694,368,974,392.42/942,125.81
  6. Step 6: Final answer
    x = 737,023.62

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Double scale
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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.