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Finding the Fourth Proportional to 569,602.65, 786,051.86 and 324,580.40

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Solution

The fourth proportional to 569,602.65, 786,051.86 and 324,580.40 is: 447,921.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,602.65 : 786,051.86 = 324,580.40 : x
  2. Step 2: Convert to fraction form
    569,602.65/786,051.86 = 324,580.40/x
  3. Step 3: Cross multiply
    569,602.65x = 786,051.86 × 324,580.40
  4. Step 4: Simplify right side
    569,602.65x = 255,137,021,586.38
  5. Step 5: Solve for x
    x = 255,137,021,586.38/569,602.65
  6. Step 6: Final answer
    x = 447,921.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.