Home / 282,526.84-389,989.39-187,064.29

Finding the Fourth Proportional to 282,526.84, 389,989.39 and 187,064.29

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Solution

The fourth proportional to 282,526.84, 389,989.39 and 187,064.29 is: 258,216.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,526.84 : 389,989.39 = 187,064.29 : x
  2. Step 2: Convert to fraction form
    282,526.84/389,989.39 = 187,064.29/x
  3. Step 3: Cross multiply
    282,526.84x = 389,989.39 × 187,064.29
  4. Step 4: Simplify right side
    282,526.84x = 72,953,088,347.88
  5. Step 5: Solve for x
    x = 72,953,088,347.88/282,526.84
  6. Step 6: Final answer
    x = 258,216.49

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1.5x scale

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.