Home / 803,656.08-1,205,484.06-626,295.78

Finding the Fourth Proportional to 803,656.08, 1,205,484.06 and 626,295.78

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Solution

The fourth proportional to 803,656.08, 1,205,484.06 and 626,295.78 is: 939,443.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,656.08 : 1,205,484.06 = 626,295.78 : x
  2. Step 2: Convert to fraction form
    803,656.08/1,205,484.06 = 626,295.78/x
  3. Step 3: Cross multiply
    803,656.08x = 1,205,484.06 × 626,295.78
  4. Step 4: Simplify right side
    803,656.08x = 754,989,579,635.27
  5. Step 5: Solve for x
    x = 754,989,579,635.27/803,656.08
  6. Step 6: Final answer
    x = 939,443.62

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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.