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Finding the Fourth Proportional to 601,001.10, 901,501.65 and 574,429.05

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Solution

The fourth proportional to 601,001.10, 901,501.65 and 574,429.05 is: 861,643.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,001.10 : 901,501.65 = 574,429.05 : x
  2. Step 2: Convert to fraction form
    601,001.10/901,501.65 = 574,429.05/x
  3. Step 3: Cross multiply
    601,001.10x = 901,501.65 × 574,429.05
  4. Step 4: Simplify right side
    601,001.10x = 517,848,736,382.93
  5. Step 5: Solve for x
    x = 517,848,736,382.93/601,001.10
  6. Step 6: Final answer
    x = 861,643.58

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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.