Home / 912,583.23-1,259,341.72-504,674.21

Finding the Fourth Proportional to 912,583.23, 1,259,341.72 and 504,674.21

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Solution

The fourth proportional to 912,583.23, 1,259,341.72 and 504,674.21 is: 696,437.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,583.23 : 1,259,341.72 = 504,674.21 : x
  2. Step 2: Convert to fraction form
    912,583.23/1,259,341.72 = 504,674.21/x
  3. Step 3: Cross multiply
    912,583.23x = 1,259,341.72 × 504,674.21
  4. Step 4: Simplify right side
    912,583.23x = 635,557,287,661.04
  5. Step 5: Solve for x
    x = 635,557,287,661.04/912,583.23
  6. Step 6: Final answer
    x = 696,437.62

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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.