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Finding the Fourth Proportional to 565,000.20, 846,809.10 and 249,121.80

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Solution

The fourth proportional to 565,000.20, 846,809.10 and 249,121.80 is: 373,377.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,000.20 : 846,809.10 = 249,121.80 : x
  2. Step 2: Convert to fraction form
    565,000.20/846,809.10 = 249,121.80/x
  3. Step 3: Cross multiply
    565,000.20x = 846,809.10 × 249,121.80
  4. Step 4: Simplify right side
    565,000.20x = 210,958,607,248.38
  5. Step 5: Solve for x
    x = 210,958,607,248.38/565,000.20
  6. Step 6: Final answer
    x = 373,377.93

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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.