Home / 971,509.80-1,455,296.40-550,293.60

Finding the Fourth Proportional to 971,509.80, 1,455,296.40 and 550,293.60

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Solution

The fourth proportional to 971,509.80, 1,455,296.40 and 550,293.60 is: 824,325.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,509.80 : 1,455,296.40 = 550,293.60 : x
  2. Step 2: Convert to fraction form
    971,509.80/1,455,296.40 = 550,293.60/x
  3. Step 3: Cross multiply
    971,509.80x = 1,455,296.40 × 550,293.60
  4. Step 4: Simplify right side
    971,509.80x = 800,840,295,023.04
  5. Step 5: Solve for x
    x = 800,840,295,023.04/971,509.80
  6. Step 6: Final answer
    x = 824,325.49

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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.