Home / 774,995.04-1,069,588.80-435,456

Finding the Fourth Proportional to 774,995.04, 1,069,588.80 and 435,456

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Solution

The fourth proportional to 774,995.04, 1,069,588.80 and 435,456 is: 600,983.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,995.04 : 1,069,588.80 = 435,456 : x
  2. Step 2: Convert to fraction form
    774,995.04/1,069,588.80 = 435,456/x
  3. Step 3: Cross multiply
    774,995.04x = 1,069,588.80 × 435,456
  4. Step 4: Simplify right side
    774,995.04x = 465,758,860,492.80
  5. Step 5: Solve for x
    x = 465,758,860,492.80/774,995.04
  6. Step 6: Final answer
    x = 600,983.02

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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.