Home / 926,416.80-1,389,495.60-295,394.40

Finding the Fourth Proportional to 926,416.80, 1,389,495.60 and 295,394.40

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Solution

The fourth proportional to 926,416.80, 1,389,495.60 and 295,394.40 is: 443,050.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,416.80 : 1,389,495.60 = 295,394.40 : x
  2. Step 2: Convert to fraction form
    926,416.80/1,389,495.60 = 295,394.40/x
  3. Step 3: Cross multiply
    926,416.80x = 1,389,495.60 × 295,394.40
  4. Step 4: Simplify right side
    926,416.80x = 410,449,219,064.64
  5. Step 5: Solve for x
    x = 410,449,219,064.64/926,416.80
  6. Step 6: Final answer
    x = 443,050.28

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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.