Home / 932,092.80-1,398,139.20-370,838.40

Finding the Fourth Proportional to 932,092.80, 1,398,139.20 and 370,838.40

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Solution

The fourth proportional to 932,092.80, 1,398,139.20 and 370,838.40 is: 556,257.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,092.80 : 1,398,139.20 = 370,838.40 : x
  2. Step 2: Convert to fraction form
    932,092.80/1,398,139.20 = 370,838.40/x
  3. Step 3: Cross multiply
    932,092.80x = 1,398,139.20 × 370,838.40
  4. Step 4: Simplify right side
    932,092.80x = 518,483,703,905.28
  5. Step 5: Solve for x
    x = 518,483,703,905.28/932,092.80
  6. Step 6: Final answer
    x = 556,257.60

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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.