Home / 932,512.99-1,398,769.50-301,426.78

Finding the Fourth Proportional to 932,512.99, 1,398,769.50 and 301,426.78

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Solution

The fourth proportional to 932,512.99, 1,398,769.50 and 301,426.78 is: 452,140.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,512.99 : 1,398,769.50 = 301,426.78 : x
  2. Step 2: Convert to fraction form
    932,512.99/1,398,769.50 = 301,426.78/x
  3. Step 3: Cross multiply
    932,512.99x = 1,398,769.50 × 301,426.78
  4. Step 4: Simplify right side
    932,512.99x = 421,626,586,347.21
  5. Step 5: Solve for x
    x = 421,626,586,347.21/932,512.99
  6. Step 6: Final answer
    x = 452,140.17

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.