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Finding the Fourth Proportional to 598,904.70, 898,357.05 and 555,602.10

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Solution

The fourth proportional to 598,904.70, 898,357.05 and 555,602.10 is: 833,403.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,904.70 : 898,357.05 = 555,602.10 : x
  2. Step 2: Convert to fraction form
    598,904.70/898,357.05 = 555,602.10/x
  3. Step 3: Cross multiply
    598,904.70x = 898,357.05 × 555,602.10
  4. Step 4: Simplify right side
    598,904.70x = 499,129,063,529.81
  5. Step 5: Solve for x
    x = 499,129,063,529.81/598,904.70
  6. Step 6: Final answer
    x = 833,403.15

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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.