Home / 930,591.61-1,283,889.38-608,490.25

Finding the Fourth Proportional to 930,591.61, 1,283,889.38 and 608,490.25

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Solution

The fourth proportional to 930,591.61, 1,283,889.38 and 608,490.25 is: 839,502.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,591.61 : 1,283,889.38 = 608,490.25 : x
  2. Step 2: Convert to fraction form
    930,591.61/1,283,889.38 = 608,490.25/x
  3. Step 3: Cross multiply
    930,591.61x = 1,283,889.38 × 608,490.25
  4. Step 4: Simplify right side
    930,591.61x = 781,234,168,120.05
  5. Step 5: Solve for x
    x = 781,234,168,120.05/930,591.61
  6. Step 6: Final answer
    x = 839,502.70

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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.