Home / 829,517.31-1,144,715.06-461,991.96

Finding the Fourth Proportional to 829,517.31, 1,144,715.06 and 461,991.96

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Solution

The fourth proportional to 829,517.31, 1,144,715.06 and 461,991.96 is: 637,538.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,517.31 : 1,144,715.06 = 461,991.96 : x
  2. Step 2: Convert to fraction form
    829,517.31/1,144,715.06 = 461,991.96/x
  3. Step 3: Cross multiply
    829,517.31x = 1,144,715.06 × 461,991.96
  4. Step 4: Simplify right side
    829,517.31x = 528,849,154,210.92
  5. Step 5: Solve for x
    x = 528,849,154,210.92/829,517.31
  6. Step 6: Final answer
    x = 637,538.42

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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.