Home / 858,538.46-1,184,787.45-536,435.21

Finding the Fourth Proportional to 858,538.46, 1,184,787.45 and 536,435.21

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Solution

The fourth proportional to 858,538.46, 1,184,787.45 and 536,435.21 is: 740,283.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,538.46 : 1,184,787.45 = 536,435.21 : x
  2. Step 2: Convert to fraction form
    858,538.46/1,184,787.45 = 536,435.21/x
  3. Step 3: Cross multiply
    858,538.46x = 1,184,787.45 × 536,435.21
  4. Step 4: Simplify right side
    858,538.46x = 635,561,698,622.18
  5. Step 5: Solve for x
    x = 635,561,698,622.18/858,538.46
  6. Step 6: Final answer
    x = 740,283.32

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Double scale
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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.