Home / 954,053.64-1,315,206.72-666,681.84

Finding the Fourth Proportional to 954,053.64, 1,315,206.72 and 666,681.84

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Solution

The fourth proportional to 954,053.64, 1,315,206.72 and 666,681.84 is: 919,051.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,053.64 : 1,315,206.72 = 666,681.84 : x
  2. Step 2: Convert to fraction form
    954,053.64/1,315,206.72 = 666,681.84/x
  3. Step 3: Cross multiply
    954,053.64x = 1,315,206.72 × 666,681.84
  4. Step 4: Simplify right side
    954,053.64x = 876,824,436,069.97
  5. Step 5: Solve for x
    x = 876,824,436,069.97/954,053.64
  6. Step 6: Final answer
    x = 919,051.51

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.