Home / 932,115.80-1,398,173.70-370,861.40

Finding the Fourth Proportional to 932,115.80, 1,398,173.70 and 370,861.40

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Solution

The fourth proportional to 932,115.80, 1,398,173.70 and 370,861.40 is: 556,292.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,115.80 : 1,398,173.70 = 370,861.40 : x
  2. Step 2: Convert to fraction form
    932,115.80/1,398,173.70 = 370,861.40/x
  3. Step 3: Cross multiply
    932,115.80x = 1,398,173.70 × 370,861.40
  4. Step 4: Simplify right side
    932,115.80x = 518,528,655,825.18
  5. Step 5: Solve for x
    x = 518,528,655,825.18/932,115.80
  6. Step 6: Final answer
    x = 556,292.10

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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.