Home / 912,235.56-1,259,084.91-530,482.56

Finding the Fourth Proportional to 912,235.56, 1,259,084.91 and 530,482.56

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Solution

The fourth proportional to 912,235.56, 1,259,084.91 and 530,482.56 is: 732,182.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,235.56 : 1,259,084.91 = 530,482.56 : x
  2. Step 2: Convert to fraction form
    912,235.56/1,259,084.91 = 530,482.56/x
  3. Step 3: Cross multiply
    912,235.56x = 1,259,084.91 × 530,482.56
  4. Step 4: Simplify right side
    912,235.56x = 667,922,586,314.17
  5. Step 5: Solve for x
    x = 667,922,586,314.17/912,235.56
  6. Step 6: Final answer
    x = 732,182.14

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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.