Home / 560,191.23-773,074.40-305,551.53

Finding the Fourth Proportional to 560,191.23, 773,074.40 and 305,551.53

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Solution

The fourth proportional to 560,191.23, 773,074.40 and 305,551.53 is: 421,666.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,191.23 : 773,074.40 = 305,551.53 : x
  2. Step 2: Convert to fraction form
    560,191.23/773,074.40 = 305,551.53/x
  3. Step 3: Cross multiply
    560,191.23x = 773,074.40 × 305,551.53
  4. Step 4: Simplify right side
    560,191.23x = 236,214,064,196.07
  5. Step 5: Solve for x
    x = 236,214,064,196.07/560,191.23
  6. Step 6: Final answer
    x = 421,666.84

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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.