Home / 937,038.06-1,405,379.73-456,783.45

Finding the Fourth Proportional to 937,038.06, 1,405,379.73 and 456,783.45

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Solution

The fourth proportional to 937,038.06, 1,405,379.73 and 456,783.45 is: 685,088.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,038.06 : 1,405,379.73 = 456,783.45 : x
  2. Step 2: Convert to fraction form
    937,038.06/1,405,379.73 = 456,783.45/x
  3. Step 3: Cross multiply
    937,038.06x = 1,405,379.73 × 456,783.45
  4. Step 4: Simplify right side
    937,038.06x = 641,954,201,629.47
  5. Step 5: Solve for x
    x = 641,954,201,629.47/937,038.06
  6. Step 6: Final answer
    x = 685,088.72

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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.