Home / 926,294.20-1,389,095.70-365,212.60

Finding the Fourth Proportional to 926,294.20, 1,389,095.70 and 365,212.60

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Solution

The fourth proportional to 926,294.20, 1,389,095.70 and 365,212.60 is: 547,682.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,294.20 : 1,389,095.70 = 365,212.60 : x
  2. Step 2: Convert to fraction form
    926,294.20/1,389,095.70 = 365,212.60/x
  3. Step 3: Cross multiply
    926,294.20x = 1,389,095.70 × 365,212.60
  4. Step 4: Simplify right side
    926,294.20x = 507,315,252,245.82
  5. Step 5: Solve for x
    x = 507,315,252,245.82/926,294.20
  6. Step 6: Final answer
    x = 547,682.64

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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.