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Finding the Fourth Proportional to 370,335.40, 555,503.10 and 183,711.40

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Solution

The fourth proportional to 370,335.40, 555,503.10 and 183,711.40 is: 275,567.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,335.40 : 555,503.10 = 183,711.40 : x
  2. Step 2: Convert to fraction form
    370,335.40/555,503.10 = 183,711.40/x
  3. Step 3: Cross multiply
    370,335.40x = 555,503.10 × 183,711.40
  4. Step 4: Simplify right side
    370,335.40x = 102,052,252,205.34
  5. Step 5: Solve for x
    x = 102,052,252,205.34/370,335.40
  6. Step 6: Final answer
    x = 275,567.10

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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.