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Finding the Fourth Proportional to 656,567.80, 984,851.70 and 573,623.80

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Solution

The fourth proportional to 656,567.80, 984,851.70 and 573,623.80 is: 860,435.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,567.80 : 984,851.70 = 573,623.80 : x
  2. Step 2: Convert to fraction form
    656,567.80/984,851.70 = 573,623.80/x
  3. Step 3: Cross multiply
    656,567.80x = 984,851.70 × 573,623.80
  4. Step 4: Simplify right side
    656,567.80x = 564,934,374,590.46
  5. Step 5: Solve for x
    x = 564,934,374,590.46/656,567.80
  6. Step 6: Final answer
    x = 860,435.70

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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.