Home / 430,350.93-594,009.32-287,110.60

Finding the Fourth Proportional to 430,350.93, 594,009.32 and 287,110.60

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Solution

The fourth proportional to 430,350.93, 594,009.32 and 287,110.60 is: 396,296.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,350.93 : 594,009.32 = 287,110.60 : x
  2. Step 2: Convert to fraction form
    430,350.93/594,009.32 = 287,110.60/x
  3. Step 3: Cross multiply
    430,350.93x = 594,009.32 × 287,110.60
  4. Step 4: Simplify right side
    430,350.93x = 170,546,369,350.22
  5. Step 5: Solve for x
    x = 170,546,369,350.22/430,350.93
  6. Step 6: Final answer
    x = 396,296.04

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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.