Home / 912,433.41-1,259,116.65-525,232.35

Finding the Fourth Proportional to 912,433.41, 1,259,116.65 and 525,232.35

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Solution

The fourth proportional to 912,433.41, 1,259,116.65 and 525,232.35 is: 724,796.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,433.41 : 1,259,116.65 = 525,232.35 : x
  2. Step 2: Convert to fraction form
    912,433.41/1,259,116.65 = 525,232.35/x
  3. Step 3: Cross multiply
    912,433.41x = 1,259,116.65 × 525,232.35
  4. Step 4: Simplify right side
    912,433.41x = 661,328,797,003.63
  5. Step 5: Solve for x
    x = 661,328,797,003.63/912,433.41
  6. Step 6: Final answer
    x = 724,796.78

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Double scale
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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.