Home / 934,813.50-1,290,015.27-526,939.26

Finding the Fourth Proportional to 934,813.50, 1,290,015.27 and 526,939.26

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Solution

The fourth proportional to 934,813.50, 1,290,015.27 and 526,939.26 is: 727,160.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,813.50 : 1,290,015.27 = 526,939.26 : x
  2. Step 2: Convert to fraction form
    934,813.50/1,290,015.27 = 526,939.26/x
  3. Step 3: Cross multiply
    934,813.50x = 1,290,015.27 × 526,939.26
  4. Step 4: Simplify right side
    934,813.50x = 679,759,691,762.50
  5. Step 5: Solve for x
    x = 679,759,691,762.50/934,813.50
  6. Step 6: Final answer
    x = 727,160.76

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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.