Home / 369,741.33-554,612.01-120,423.33

Finding the Fourth Proportional to 369,741.33, 554,612.01 and 120,423.33

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Solution

The fourth proportional to 369,741.33, 554,612.01 and 120,423.33 is: 180,635.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,741.33 : 554,612.01 = 120,423.33 : x
  2. Step 2: Convert to fraction form
    369,741.33/554,612.01 = 120,423.33/x
  3. Step 3: Cross multiply
    369,741.33x = 554,612.01 × 120,423.33
  4. Step 4: Simplify right side
    369,741.33x = 66,788,225,102.19
  5. Step 5: Solve for x
    x = 66,788,225,102.19/369,741.33
  6. Step 6: Final answer
    x = 180,635.00

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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.