Home / 774,614.01-1,068,999.47-430,448.65

Finding the Fourth Proportional to 774,614.01, 1,068,999.47 and 430,448.65

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Solution

The fourth proportional to 774,614.01, 1,068,999.47 and 430,448.65 is: 594,037.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,614.01 : 1,068,999.47 = 430,448.65 : x
  2. Step 2: Convert to fraction form
    774,614.01/1,068,999.47 = 430,448.65/x
  3. Step 3: Cross multiply
    774,614.01x = 1,068,999.47 × 430,448.65
  4. Step 4: Simplify right side
    774,614.01x = 460,149,376,559.97
  5. Step 5: Solve for x
    x = 460,149,376,559.97/774,614.01
  6. Step 6: Final answer
    x = 594,037.00

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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.