Home / 899,038.80-1,346,808.60-498,963.60

Finding the Fourth Proportional to 899,038.80, 1,346,808.60 and 498,963.60

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Solution

The fourth proportional to 899,038.80, 1,346,808.60 and 498,963.60 is: 747,474.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,038.80 : 1,346,808.60 = 498,963.60 : x
  2. Step 2: Convert to fraction form
    899,038.80/1,346,808.60 = 498,963.60/x
  3. Step 3: Cross multiply
    899,038.80x = 1,346,808.60 × 498,963.60
  4. Step 4: Simplify right side
    899,038.80x = 672,008,467,566.96
  5. Step 5: Solve for x
    x = 672,008,467,566.96/899,038.80
  6. Step 6: Final answer
    x = 747,474.38

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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.