Home / 922,346.07-1,272,839.80-514,474.33

Finding the Fourth Proportional to 922,346.07, 1,272,839.80 and 514,474.33

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Solution

The fourth proportional to 922,346.07, 1,272,839.80 and 514,474.33 is: 709,975.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,346.07 : 1,272,839.80 = 514,474.33 : x
  2. Step 2: Convert to fraction form
    922,346.07/1,272,839.80 = 514,474.33/x
  3. Step 3: Cross multiply
    922,346.07x = 1,272,839.80 × 514,474.33
  4. Step 4: Simplify right side
    922,346.07x = 654,843,403,098.99
  5. Step 5: Solve for x
    x = 654,843,403,098.99/922,346.07
  6. Step 6: Final answer
    x = 709,975.82

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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.