Home / 830,527.80-1,245,014.10-650,513.40

Finding the Fourth Proportional to 830,527.80, 1,245,014.10 and 650,513.40

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Solution

The fourth proportional to 830,527.80, 1,245,014.10 and 650,513.40 is: 975,161.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,527.80 : 1,245,014.10 = 650,513.40 : x
  2. Step 2: Convert to fraction form
    830,527.80/1,245,014.10 = 650,513.40/x
  3. Step 3: Cross multiply
    830,527.80x = 1,245,014.10 × 650,513.40
  4. Step 4: Simplify right side
    830,527.80x = 809,898,355,238.94
  5. Step 5: Solve for x
    x = 809,898,355,238.94/830,527.80
  6. Step 6: Final answer
    x = 975,161.04

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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.