Home / 746,822.51-1,030,437.91-424,507.23

Finding the Fourth Proportional to 746,822.51, 1,030,437.91 and 424,507.23

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Solution

The fourth proportional to 746,822.51, 1,030,437.91 and 424,507.23 is: 585,719.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,822.51 : 1,030,437.91 = 424,507.23 : x
  2. Step 2: Convert to fraction form
    746,822.51/1,030,437.91 = 424,507.23/x
  3. Step 3: Cross multiply
    746,822.51x = 1,030,437.91 × 424,507.23
  4. Step 4: Simplify right side
    746,822.51x = 437,428,342,861.09
  5. Step 5: Solve for x
    x = 437,428,342,861.09/746,822.51
  6. Step 6: Final answer
    x = 585,719.28

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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.