Home / 832,305.52-1,148,458.47-505,448.56

Finding the Fourth Proportional to 832,305.52, 1,148,458.47 and 505,448.56

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Solution

The fourth proportional to 832,305.52, 1,148,458.47 and 505,448.56 is: 697,444.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,305.52 : 1,148,458.47 = 505,448.56 : x
  2. Step 2: Convert to fraction form
    832,305.52/1,148,458.47 = 505,448.56/x
  3. Step 3: Cross multiply
    832,305.52x = 1,148,458.47 × 505,448.56
  4. Step 4: Simplify right side
    832,305.52x = 580,486,674,139.01
  5. Step 5: Solve for x
    x = 580,486,674,139.01/832,305.52
  6. Step 6: Final answer
    x = 697,444.22

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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.