Home / 785,660.58-1,084,303.53-441,496.98

Finding the Fourth Proportional to 785,660.58, 1,084,303.53 and 441,496.98

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Solution

The fourth proportional to 785,660.58, 1,084,303.53 and 441,496.98 is: 609,317.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,660.58 : 1,084,303.53 = 441,496.98 : x
  2. Step 2: Convert to fraction form
    785,660.58/1,084,303.53 = 441,496.98/x
  3. Step 3: Cross multiply
    785,660.58x = 1,084,303.53 × 441,496.98
  4. Step 4: Simplify right side
    785,660.58x = 478,716,733,898.34
  5. Step 5: Solve for x
    x = 478,716,733,898.34/785,660.58
  6. Step 6: Final answer
    x = 609,317.49

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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.