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Finding the Fourth Proportional to 504,011,235.60, 756,016,853.40 and 366,261,728.40

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Solution

The fourth proportional to 504,011,235.60, 756,016,853.40 and 366,261,728.40 is: 549,392,592.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,011,235.60 : 756,016,853.40 = 366,261,728.40 : x
  2. Step 2: Convert to fraction form
    504,011,235.60/756,016,853.40 = 366,261,728.40/x
  3. Step 3: Cross multiply
    504,011,235.60x = 756,016,853.40 × 366,261,728.40
  4. Step 4: Simplify right side
    504,011,235.60x = 276,900,039,425,813,376
  5. Step 5: Solve for x
    x = 276,900,039,425,813,376/504,011,235.60
  6. Step 6: Final answer
    x = 549,392,592.60

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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.