Home / 806,264.30-1,112,690.70-462,157.53

Finding the Fourth Proportional to 806,264.30, 1,112,690.70 and 462,157.53

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Solution

The fourth proportional to 806,264.30, 1,112,690.70 and 462,157.53 is: 637,803.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,264.30 : 1,112,690.70 = 462,157.53 : x
  2. Step 2: Convert to fraction form
    806,264.30/1,112,690.70 = 462,157.53/x
  3. Step 3: Cross multiply
    806,264.30x = 1,112,690.70 × 462,157.53
  4. Step 4: Simplify right side
    806,264.30x = 514,238,385,565.97
  5. Step 5: Solve for x
    x = 514,238,385,565.97/806,264.30
  6. Step 6: Final answer
    x = 637,803.74

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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.