Home / 665,295.51-997,834.07-185,555.95

Finding the Fourth Proportional to 665,295.51, 997,834.07 and 185,555.95

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Solution

The fourth proportional to 665,295.51, 997,834.07 and 185,555.95 is: 278,303.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    665,295.51 : 997,834.07 = 185,555.95 : x
  2. Step 2: Convert to fraction form
    665,295.51/997,834.07 = 185,555.95/x
  3. Step 3: Cross multiply
    665,295.51x = 997,834.07 × 185,555.95
  4. Step 4: Simplify right side
    665,295.51x = 185,154,048,801.22
  5. Step 5: Solve for x
    x = 185,154,048,801.22/665,295.51
  6. Step 6: Final answer
    x = 278,303.47

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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.