Home / 850,345.20-1,173,476.25-468,371.97

Finding the Fourth Proportional to 850,345.20, 1,173,476.25 and 468,371.97

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Solution

The fourth proportional to 850,345.20, 1,173,476.25 and 468,371.97 is: 646,353.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,345.20 : 1,173,476.25 = 468,371.97 : x
  2. Step 2: Convert to fraction form
    850,345.20/1,173,476.25 = 468,371.97/x
  3. Step 3: Cross multiply
    850,345.20x = 1,173,476.25 × 468,371.97
  4. Step 4: Simplify right side
    850,345.20x = 549,623,382,960.71
  5. Step 5: Solve for x
    x = 549,623,382,960.71/850,345.20
  6. Step 6: Final answer
    x = 646,353.25

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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.