Home / 867,488.54-1,197,171.58-480,303.95

Finding the Fourth Proportional to 867,488.54, 1,197,171.58 and 480,303.95

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Solution

The fourth proportional to 867,488.54, 1,197,171.58 and 480,303.95 is: 662,840.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,488.54 : 1,197,171.58 = 480,303.95 : x
  2. Step 2: Convert to fraction form
    867,488.54/1,197,171.58 = 480,303.95/x
  3. Step 3: Cross multiply
    867,488.54x = 1,197,171.58 × 480,303.95
  4. Step 4: Simplify right side
    867,488.54x = 575,006,234,441.95
  5. Step 5: Solve for x
    x = 575,006,234,441.95/867,488.54
  6. Step 6: Final answer
    x = 662,840.15

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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.