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Finding the Fourth Proportional to 624,132.40, 936,198.60 and 597,888.40

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Solution

The fourth proportional to 624,132.40, 936,198.60 and 597,888.40 is: 896,832.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,132.40 : 936,198.60 = 597,888.40 : x
  2. Step 2: Convert to fraction form
    624,132.40/936,198.60 = 597,888.40/x
  3. Step 3: Cross multiply
    624,132.40x = 936,198.60 × 597,888.40
  4. Step 4: Simplify right side
    624,132.40x = 559,742,283,036.24
  5. Step 5: Solve for x
    x = 559,742,283,036.24/624,132.40
  6. Step 6: Final answer
    x = 896,832.60

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Double scale
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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.