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Finding the Fourth Proportional to 565,307.40, 847,961.10 and 249,601.80

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Solution

The fourth proportional to 565,307.40, 847,961.10 and 249,601.80 is: 374,402.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,307.40 : 847,961.10 = 249,601.80 : x
  2. Step 2: Convert to fraction form
    565,307.40/847,961.10 = 249,601.80/x
  3. Step 3: Cross multiply
    565,307.40x = 847,961.10 × 249,601.80
  4. Step 4: Simplify right side
    565,307.40x = 211,652,616,889.98
  5. Step 5: Solve for x
    x = 211,652,616,889.98/565,307.40
  6. Step 6: Final answer
    x = 374,402.70

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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.