Home / 832,307.02-1,148,460.54-505,450.06

Finding the Fourth Proportional to 832,307.02, 1,148,460.54 and 505,450.06

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Solution

The fourth proportional to 832,307.02, 1,148,460.54 and 505,450.06 is: 697,446.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,307.02 : 1,148,460.54 = 505,450.06 : x
  2. Step 2: Convert to fraction form
    832,307.02/1,148,460.54 = 505,450.06/x
  3. Step 3: Cross multiply
    832,307.02x = 1,148,460.54 × 505,450.06
  4. Step 4: Simplify right side
    832,307.02x = 580,489,448,850.63
  5. Step 5: Solve for x
    x = 580,489,448,850.63/832,307.02
  6. Step 6: Final answer
    x = 697,446.30

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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.