Home / 843,117.60-1,163,532.24-480,596.16

Finding the Fourth Proportional to 843,117.60, 1,163,532.24 and 480,596.16

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Solution

The fourth proportional to 843,117.60, 1,163,532.24 and 480,596.16 is: 663,239.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,117.60 : 1,163,532.24 = 480,596.16 : x
  2. Step 2: Convert to fraction form
    843,117.60/1,163,532.24 = 480,596.16/x
  3. Step 3: Cross multiply
    843,117.60x = 1,163,532.24 × 480,596.16
  4. Step 4: Simplify right side
    843,117.60x = 559,189,126,580.20
  5. Step 5: Solve for x
    x = 559,189,126,580.20/843,117.60
  6. Step 6: Final answer
    x = 663,239.77

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Half scale
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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.