Home / 912,867.98-1,259,648.05-525,809.29

Finding the Fourth Proportional to 912,867.98, 1,259,648.05 and 525,809.29

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Solution

The fourth proportional to 912,867.98, 1,259,648.05 and 525,809.29 is: 725,553.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,867.98 : 1,259,648.05 = 525,809.29 : x
  2. Step 2: Convert to fraction form
    912,867.98/1,259,648.05 = 525,809.29/x
  3. Step 3: Cross multiply
    912,867.98x = 1,259,648.05 × 525,809.29
  4. Step 4: Simplify right side
    912,867.98x = 662,334,639,650.94
  5. Step 5: Solve for x
    x = 662,334,639,650.94/912,867.98
  6. Step 6: Final answer
    x = 725,553.59

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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.