Home / 841,362.72-1,161,071.76-459,388.32

Finding the Fourth Proportional to 841,362.72, 1,161,071.76 and 459,388.32

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Solution

The fourth proportional to 841,362.72, 1,161,071.76 and 459,388.32 is: 633,951.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,362.72 : 1,161,071.76 = 459,388.32 : x
  2. Step 2: Convert to fraction form
    841,362.72/1,161,071.76 = 459,388.32/x
  3. Step 3: Cross multiply
    841,362.72x = 1,161,071.76 × 459,388.32
  4. Step 4: Simplify right side
    841,362.72x = 533,382,805,225.84
  5. Step 5: Solve for x
    x = 533,382,805,225.84/841,362.72
  6. Step 6: Final answer
    x = 633,951.08

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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.