Home / 926,022.40-1,389,110.40-294,918.40

Finding the Fourth Proportional to 926,022.40, 1,389,110.40 and 294,918.40

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Solution

The fourth proportional to 926,022.40, 1,389,110.40 and 294,918.40 is: 442,402.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,022.40 : 1,389,110.40 = 294,918.40 : x
  2. Step 2: Convert to fraction form
    926,022.40/1,389,110.40 = 294,918.40/x
  3. Step 3: Cross multiply
    926,022.40x = 1,389,110.40 × 294,918.40
  4. Step 4: Simplify right side
    926,022.40x = 409,674,216,591.36
  5. Step 5: Solve for x
    x = 409,674,216,591.36/926,022.40
  6. Step 6: Final answer
    x = 442,402.06

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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.