Home / 807,637.43-1,114,547.02-445,074.29

Finding the Fourth Proportional to 807,637.43, 1,114,547.02 and 445,074.29

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Solution

The fourth proportional to 807,637.43, 1,114,547.02 and 445,074.29 is: 614,206.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,637.43 : 1,114,547.02 = 445,074.29 : x
  2. Step 2: Convert to fraction form
    807,637.43/1,114,547.02 = 445,074.29/x
  3. Step 3: Cross multiply
    807,637.43x = 1,114,547.02 × 445,074.29
  4. Step 4: Simplify right side
    807,637.43x = 496,056,225,271.80
  5. Step 5: Solve for x
    x = 496,056,225,271.80/807,637.43
  6. Step 6: Final answer
    x = 614,206.59

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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.