Home / 709,888.04-1,064,834.79-177,409.63

Finding the Fourth Proportional to 709,888.04, 1,064,834.79 and 177,409.63

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Solution

The fourth proportional to 709,888.04, 1,064,834.79 and 177,409.63 is: 266,115.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,888.04 : 1,064,834.79 = 177,409.63 : x
  2. Step 2: Convert to fraction form
    709,888.04/1,064,834.79 = 177,409.63/x
  3. Step 3: Cross multiply
    709,888.04x = 1,064,834.79 × 177,409.63
  4. Step 4: Simplify right side
    709,888.04x = 188,911,946,105.03
  5. Step 5: Solve for x
    x = 188,911,946,105.03/709,888.04
  6. Step 6: Final answer
    x = 266,115.13

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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.