Home / 912,611.54-1,259,572.39-586,332.42

Finding the Fourth Proportional to 912,611.54, 1,259,572.39 and 586,332.42

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Solution

The fourth proportional to 912,611.54, 1,259,572.39 and 586,332.42 is: 809,246.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,611.54 : 1,259,572.39 = 586,332.42 : x
  2. Step 2: Convert to fraction form
    912,611.54/1,259,572.39 = 586,332.42/x
  3. Step 3: Cross multiply
    912,611.54x = 1,259,572.39 × 586,332.42
  4. Step 4: Simplify right side
    912,611.54x = 738,528,127,593.88
  5. Step 5: Solve for x
    x = 738,528,127,593.88/912,611.54
  6. Step 6: Final answer
    x = 809,246.98

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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.