Home / 936,869.59-1,405,094.14-430,944.67

Finding the Fourth Proportional to 936,869.59, 1,405,094.14 and 430,944.67

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Solution

The fourth proportional to 936,869.59, 1,405,094.14 and 430,944.67 is: 646,320.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,869.59 : 1,405,094.14 = 430,944.67 : x
  2. Step 2: Convert to fraction form
    936,869.59/1,405,094.14 = 430,944.67/x
  3. Step 3: Cross multiply
    936,869.59x = 1,405,094.14 × 430,944.67
  4. Step 4: Simplify right side
    936,869.59x = 605,517,830,481.23
  5. Step 5: Solve for x
    x = 605,517,830,481.23/936,869.59
  6. Step 6: Final answer
    x = 646,320.30

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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.