Home / 847,928.20-1,169,851.53-525,520.66

Finding the Fourth Proportional to 847,928.20, 1,169,851.53 and 525,520.66

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Solution

The fourth proportional to 847,928.20, 1,169,851.53 and 525,520.66 is: 725,039.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,928.20 : 1,169,851.53 = 525,520.66 : x
  2. Step 2: Convert to fraction form
    847,928.20/1,169,851.53 = 525,520.66/x
  3. Step 3: Cross multiply
    847,928.20x = 1,169,851.53 × 525,520.66
  4. Step 4: Simplify right side
    847,928.20x = 614,781,148,147.61
  5. Step 5: Solve for x
    x = 614,781,148,147.61/847,928.20
  6. Step 6: Final answer
    x = 725,039.16

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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.