Home / 936,369.60-1,405,040.40-437,733.60

Finding the Fourth Proportional to 936,369.60, 1,405,040.40 and 437,733.60

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Solution

The fourth proportional to 936,369.60, 1,405,040.40 and 437,733.60 is: 656,827.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,369.60 : 1,405,040.40 = 437,733.60 : x
  2. Step 2: Convert to fraction form
    936,369.60/1,405,040.40 = 437,733.60/x
  3. Step 3: Cross multiply
    936,369.60x = 1,405,040.40 × 437,733.60
  4. Step 4: Simplify right side
    936,369.60x = 615,033,392,437.44
  5. Step 5: Solve for x
    x = 615,033,392,437.44/936,369.60
  6. Step 6: Final answer
    x = 656,827.60

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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.