Home / 904,265.37-1,247,888.93-496,409.01

Finding the Fourth Proportional to 904,265.37, 1,247,888.93 and 496,409.01

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Solution

The fourth proportional to 904,265.37, 1,247,888.93 and 496,409.01 is: 685,045.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,265.37 : 1,247,888.93 = 496,409.01 : x
  2. Step 2: Convert to fraction form
    904,265.37/1,247,888.93 = 496,409.01/x
  3. Step 3: Cross multiply
    904,265.37x = 1,247,888.93 × 496,409.01
  4. Step 4: Simplify right side
    904,265.37x = 619,463,305,849.21
  5. Step 5: Solve for x
    x = 619,463,305,849.21/904,265.37
  6. Step 6: Final answer
    x = 685,045.92

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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.