Home / 719,349.80-1,078,938.59-559,585.35

Finding the Fourth Proportional to 719,349.80, 1,078,938.59 and 559,585.35

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Solution

The fourth proportional to 719,349.80, 1,078,938.59 and 559,585.35 is: 839,311.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,349.80 : 1,078,938.59 = 559,585.35 : x
  2. Step 2: Convert to fraction form
    719,349.80/1,078,938.59 = 559,585.35/x
  3. Step 3: Cross multiply
    719,349.80x = 1,078,938.59 × 559,585.35
  4. Step 4: Simplify right side
    719,349.80x = 603,758,229,912.62
  5. Step 5: Solve for x
    x = 603,758,229,912.62/719,349.80
  6. Step 6: Final answer
    x = 839,311.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.