Home / 991,527.50-1,368,424.59-589,119.50

Finding the Fourth Proportional to 991,527.50, 1,368,424.59 and 589,119.50

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Solution

The fourth proportional to 991,527.50, 1,368,424.59 and 589,119.50 is: 813,054.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    991,527.50 : 1,368,424.59 = 589,119.50 : x
  2. Step 2: Convert to fraction form
    991,527.50/1,368,424.59 = 589,119.50/x
  3. Step 3: Cross multiply
    991,527.50x = 1,368,424.59 × 589,119.50
  4. Step 4: Simplify right side
    991,527.50x = 806,165,610,248.51
  5. Step 5: Solve for x
    x = 806,165,610,248.51/991,527.50
  6. Step 6: Final answer
    x = 813,054.21

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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.