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Finding the Fourth Proportional to 561,566.70, 840,600.45 and 404,102.70

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Solution

The fourth proportional to 561,566.70, 840,600.45 and 404,102.70 is: 604,895.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    561,566.70 : 840,600.45 = 404,102.70 : x
  2. Step 2: Convert to fraction form
    561,566.70/840,600.45 = 404,102.70/x
  3. Step 3: Cross multiply
    561,566.70x = 840,600.45 × 404,102.70
  4. Step 4: Simplify right side
    561,566.70x = 339,688,911,466.22
  5. Step 5: Solve for x
    x = 339,688,911,466.22/561,566.70
  6. Step 6: Final answer
    x = 604,895.04

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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.