Home / 774,629.04-1,068,920.04-430,443.17

Finding the Fourth Proportional to 774,629.04, 1,068,920.04 and 430,443.17

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Solution

The fourth proportional to 774,629.04, 1,068,920.04 and 430,443.17 is: 593,973.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,629.04 : 1,068,920.04 = 430,443.17 : x
  2. Step 2: Convert to fraction form
    774,629.04/1,068,920.04 = 430,443.17/x
  3. Step 3: Cross multiply
    774,629.04x = 1,068,920.04 × 430,443.17
  4. Step 4: Simplify right side
    774,629.04x = 460,109,330,494.13
  5. Step 5: Solve for x
    x = 460,109,330,494.13/774,629.04
  6. Step 6: Final answer
    x = 593,973.77

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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.