Home / 709,890.03-1,064,837.79-177,411.63

Finding the Fourth Proportional to 709,890.03, 1,064,837.79 and 177,411.63

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Solution

The fourth proportional to 709,890.03, 1,064,837.79 and 177,411.63 is: 266,118.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,890.03 : 1,064,837.79 = 177,411.63 : x
  2. Step 2: Convert to fraction form
    709,890.03/1,064,837.79 = 177,411.63/x
  3. Step 3: Cross multiply
    709,890.03x = 1,064,837.79 × 177,411.63
  4. Step 4: Simplify right side
    709,890.03x = 188,914,608,009.50
  5. Step 5: Solve for x
    x = 188,914,608,009.50/709,890.03
  6. Step 6: Final answer
    x = 266,118.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.