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Finding the Fourth Proportional to 590,615.60, 885,923.40 and 507,671.60

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Solution

The fourth proportional to 590,615.60, 885,923.40 and 507,671.60 is: 761,507.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,615.60 : 885,923.40 = 507,671.60 : x
  2. Step 2: Convert to fraction form
    590,615.60/885,923.40 = 507,671.60/x
  3. Step 3: Cross multiply
    590,615.60x = 885,923.40 × 507,671.60
  4. Step 4: Simplify right side
    590,615.60x = 449,758,149,955.44
  5. Step 5: Solve for x
    x = 449,758,149,955.44/590,615.60
  6. Step 6: Final answer
    x = 761,507.40

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