Home / 788,784.28-1,088,745.60-466,606.36

Finding the Fourth Proportional to 788,784.28, 1,088,745.60 and 466,606.36

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Solution

The fourth proportional to 788,784.28, 1,088,745.60 and 466,606.36 is: 644,048.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,784.28 : 1,088,745.60 = 466,606.36 : x
  2. Step 2: Convert to fraction form
    788,784.28/1,088,745.60 = 466,606.36/x
  3. Step 3: Cross multiply
    788,784.28x = 1,088,745.60 × 466,606.36
  4. Step 4: Simplify right side
    788,784.28x = 508,015,621,382.02
  5. Step 5: Solve for x
    x = 508,015,621,382.02/788,784.28
  6. Step 6: Final answer
    x = 644,048.87

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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.