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Finding the Fourth Proportional to 560,177.90, 840,266.85 and 461,762.90

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Solution

The fourth proportional to 560,177.90, 840,266.85 and 461,762.90 is: 692,644.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,177.90 : 840,266.85 = 461,762.90 : x
  2. Step 2: Convert to fraction form
    560,177.90/840,266.85 = 461,762.90/x
  3. Step 3: Cross multiply
    560,177.90x = 840,266.85 × 461,762.90
  4. Step 4: Simplify right side
    560,177.90x = 388,004,057,429.87
  5. Step 5: Solve for x
    x = 388,004,057,429.87/560,177.90
  6. Step 6: Final answer
    x = 692,644.35

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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.