Home / 857,947.24-1,183,927.72-470,754.16

Finding the Fourth Proportional to 857,947.24, 1,183,927.72 and 470,754.16

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Solution

The fourth proportional to 857,947.24, 1,183,927.72 and 470,754.16 is: 649,619.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,947.24 : 1,183,927.72 = 470,754.16 : x
  2. Step 2: Convert to fraction form
    857,947.24/1,183,927.72 = 470,754.16/x
  3. Step 3: Cross multiply
    857,947.24x = 1,183,927.72 × 470,754.16
  4. Step 4: Simplify right side
    857,947.24x = 557,338,899,329.32
  5. Step 5: Solve for x
    x = 557,338,899,329.32/857,947.24
  6. Step 6: Final answer
    x = 649,619.08

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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.