Home / 918,233.40-1,266,799.26-530,977.56

Finding the Fourth Proportional to 918,233.40, 1,266,799.26 and 530,977.56

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Solution

The fourth proportional to 918,233.40, 1,266,799.26 and 530,977.56 is: 732,539.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,233.40 : 1,266,799.26 = 530,977.56 : x
  2. Step 2: Convert to fraction form
    918,233.40/1,266,799.26 = 530,977.56/x
  3. Step 3: Cross multiply
    918,233.40x = 1,266,799.26 × 530,977.56
  4. Step 4: Simplify right side
    918,233.40x = 672,641,980,084.61
  5. Step 5: Solve for x
    x = 672,641,980,084.61/918,233.40
  6. Step 6: Final answer
    x = 732,539.22

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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.