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Finding the Fourth Proportional to 598,681.80, 898,022.70 and 588,840.30

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Solution

The fourth proportional to 598,681.80, 898,022.70 and 588,840.30 is: 883,260.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,681.80 : 898,022.70 = 588,840.30 : x
  2. Step 2: Convert to fraction form
    598,681.80/898,022.70 = 588,840.30/x
  3. Step 3: Cross multiply
    598,681.80x = 898,022.70 × 588,840.30
  4. Step 4: Simplify right side
    598,681.80x = 528,791,956,074.81
  5. Step 5: Solve for x
    x = 528,791,956,074.81/598,681.80
  6. Step 6: Final answer
    x = 883,260.45

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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.