Home / 867,597.57-1,197,284.45-485,624.43

Finding the Fourth Proportional to 867,597.57, 1,197,284.45 and 485,624.43

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Solution

The fourth proportional to 867,597.57, 1,197,284.45 and 485,624.43 is: 670,161.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,597.57 : 1,197,284.45 = 485,624.43 : x
  2. Step 2: Convert to fraction form
    867,597.57/1,197,284.45 = 485,624.43/x
  3. Step 3: Cross multiply
    867,597.57x = 1,197,284.45 × 485,624.43
  4. Step 4: Simplify right side
    867,597.57x = 581,430,578,579.11
  5. Step 5: Solve for x
    x = 581,430,578,579.11/867,597.57
  6. Step 6: Final answer
    x = 670,161.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.