Home / 750,922.50-1,036,264.47-406,751.94

Finding the Fourth Proportional to 750,922.50, 1,036,264.47 and 406,751.94

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Solution

The fourth proportional to 750,922.50, 1,036,264.47 and 406,751.94 is: 561,313.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,922.50 : 1,036,264.47 = 406,751.94 : x
  2. Step 2: Convert to fraction form
    750,922.50/1,036,264.47 = 406,751.94/x
  3. Step 3: Cross multiply
    750,922.50x = 1,036,264.47 × 406,751.94
  4. Step 4: Simplify right side
    750,922.50x = 421,502,583,525.57
  5. Step 5: Solve for x
    x = 421,502,583,525.57/750,922.50
  6. Step 6: Final answer
    x = 561,313.03

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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.