Home / 935,283.06-1,290,696.57-505,562.22

Finding the Fourth Proportional to 935,283.06, 1,290,696.57 and 505,562.22

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Solution

The fourth proportional to 935,283.06, 1,290,696.57 and 505,562.22 is: 697,679.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,283.06 : 1,290,696.57 = 505,562.22 : x
  2. Step 2: Convert to fraction form
    935,283.06/1,290,696.57 = 505,562.22/x
  3. Step 3: Cross multiply
    935,283.06x = 1,290,696.57 × 505,562.22
  4. Step 4: Simplify right side
    935,283.06x = 652,527,423,275.59
  5. Step 5: Solve for x
    x = 652,527,423,275.59/935,283.06
  6. Step 6: Final answer
    x = 697,679.08

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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.