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Finding the Fourth Proportional to 624,079.10, 936,643.80 and 584,713.10

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Solution

The fourth proportional to 624,079.10, 936,643.80 and 584,713.10 is: 877,561.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,079.10 : 936,643.80 = 584,713.10 : x
  2. Step 2: Convert to fraction form
    624,079.10/936,643.80 = 584,713.10/x
  3. Step 3: Cross multiply
    624,079.10x = 936,643.80 × 584,713.10
  4. Step 4: Simplify right side
    624,079.10x = 547,667,899,893.78
  5. Step 5: Solve for x
    x = 547,667,899,893.78/624,079.10
  6. Step 6: Final answer
    x = 877,561.67

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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.