Home / 892,875.12-1,232,177.65-525,433.50

Finding the Fourth Proportional to 892,875.12, 1,232,177.65 and 525,433.50

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Solution

The fourth proportional to 892,875.12, 1,232,177.65 and 525,433.50 is: 725,104.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,875.12 : 1,232,177.65 = 525,433.50 : x
  2. Step 2: Convert to fraction form
    892,875.12/1,232,177.65 = 525,433.50/x
  3. Step 3: Cross multiply
    892,875.12x = 1,232,177.65 × 525,433.50
  4. Step 4: Simplify right side
    892,875.12x = 647,427,415,261.28
  5. Step 5: Solve for x
    x = 647,427,415,261.28/892,875.12
  6. Step 6: Final answer
    x = 725,104.11

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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.