Home / 966,426.88-1,450,121.92-434,328.32

Finding the Fourth Proportional to 966,426.88, 1,450,121.92 and 434,328.32

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Solution

The fourth proportional to 966,426.88, 1,450,121.92 and 434,328.32 is: 651,708.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,426.88 : 1,450,121.92 = 434,328.32 : x
  2. Step 2: Convert to fraction form
    966,426.88/1,450,121.92 = 434,328.32/x
  3. Step 3: Cross multiply
    966,426.88x = 1,450,121.92 × 434,328.32
  4. Step 4: Simplify right side
    966,426.88x = 629,829,017,308.77
  5. Step 5: Solve for x
    x = 629,829,017,308.77/966,426.88
  6. Step 6: Final answer
    x = 651,708.92

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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.