Home / 717,525.60-1,076,289.70-673,681.72

Finding the Fourth Proportional to 717,525.60, 1,076,289.70 and 673,681.72

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Solution

The fourth proportional to 717,525.60, 1,076,289.70 and 673,681.72 is: 1,010,523.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,525.60 : 1,076,289.70 = 673,681.72 : x
  2. Step 2: Convert to fraction form
    717,525.60/1,076,289.70 = 673,681.72/x
  3. Step 3: Cross multiply
    717,525.60x = 1,076,289.70 × 673,681.72
  4. Step 4: Simplify right side
    717,525.60x = 725,076,696,314.28
  5. Step 5: Solve for x
    x = 725,076,696,314.28/717,525.60
  6. Step 6: Final answer
    x = 1,010,523.80

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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.