Home / 682,679.04-1,024,905.60-525,019.20

Finding the Fourth Proportional to 682,679.04, 1,024,905.60 and 525,019.20

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Solution

The fourth proportional to 682,679.04, 1,024,905.60 and 525,019.20 is: 788,210.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,679.04 : 1,024,905.60 = 525,019.20 : x
  2. Step 2: Convert to fraction form
    682,679.04/1,024,905.60 = 525,019.20/x
  3. Step 3: Cross multiply
    682,679.04x = 1,024,905.60 × 525,019.20
  4. Step 4: Simplify right side
    682,679.04x = 538,095,118,187.52
  5. Step 5: Solve for x
    x = 538,095,118,187.52/682,679.04
  6. Step 6: Final answer
    x = 788,210.98

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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.