Home / 727,240.64-1,089,373.79-592,783.88

Finding the Fourth Proportional to 727,240.64, 1,089,373.79 and 592,783.88

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Solution

The fourth proportional to 727,240.64, 1,089,373.79 and 592,783.88 is: 887,963.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,240.64 : 1,089,373.79 = 592,783.88 : x
  2. Step 2: Convert to fraction form
    727,240.64/1,089,373.79 = 592,783.88/x
  3. Step 3: Cross multiply
    727,240.64x = 1,089,373.79 × 592,783.88
  4. Step 4: Simplify right side
    727,240.64x = 645,763,218,041.60
  5. Step 5: Solve for x
    x = 645,763,218,041.60/727,240.64
  6. Step 6: Final answer
    x = 887,963.61

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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.