Home / 926,567.64-1,390,133.70-453,184.20

Finding the Fourth Proportional to 926,567.64, 1,390,133.70 and 453,184.20

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Solution

The fourth proportional to 926,567.64, 1,390,133.70 and 453,184.20 is: 679,914.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,567.64 : 1,390,133.70 = 453,184.20 : x
  2. Step 2: Convert to fraction form
    926,567.64/1,390,133.70 = 453,184.20/x
  3. Step 3: Cross multiply
    926,567.64x = 1,390,133.70 × 453,184.20
  4. Step 4: Simplify right side
    926,567.64x = 629,986,628,727.54
  5. Step 5: Solve for x
    x = 629,986,628,727.54/926,567.64
  6. Step 6: Final answer
    x = 679,914.34

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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.