Home / 611,900.44-841,427.94-531,186.76

Finding the Fourth Proportional to 611,900.44, 841,427.94 and 531,186.76

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Solution

The fourth proportional to 611,900.44, 841,427.94 and 531,186.76 is: 730,438.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    611,900.44 : 841,427.94 = 531,186.76 : x
  2. Step 2: Convert to fraction form
    611,900.44/841,427.94 = 531,186.76/x
  3. Step 3: Cross multiply
    611,900.44x = 841,427.94 × 531,186.76
  4. Step 4: Simplify right side
    611,900.44x = 446,955,381,222.07
  5. Step 5: Solve for x
    x = 446,955,381,222.07/611,900.44
  6. Step 6: Final answer
    x = 730,438.08

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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.