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Finding the Fourth Proportional to 595,419.79, 893,130.38 and 163,140.91

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Solution

The fourth proportional to 595,419.79, 893,130.38 and 163,140.91 is: 244,711.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,419.79 : 893,130.38 = 163,140.91 : x
  2. Step 2: Convert to fraction form
    595,419.79/893,130.38 = 163,140.91/x
  3. Step 3: Cross multiply
    595,419.79x = 893,130.38 × 163,140.91
  4. Step 4: Simplify right side
    595,419.79x = 145,706,102,558.19
  5. Step 5: Solve for x
    x = 145,706,102,558.19/595,419.79
  6. Step 6: Final answer
    x = 244,711.56

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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.