Home / 598,827.60-898,241.40-520,095.60

Finding the Fourth Proportional to 598,827.60, 898,241.40 and 520,095.60

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Solution

The fourth proportional to 598,827.60, 898,241.40 and 520,095.60 is: 780,143.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,827.60 : 898,241.40 = 520,095.60 : x
  2. Step 2: Convert to fraction form
    598,827.60/898,241.40 = 520,095.60/x
  3. Step 3: Cross multiply
    598,827.60x = 898,241.40 × 520,095.60
  4. Step 4: Simplify right side
    598,827.60x = 467,171,399,877.84
  5. Step 5: Solve for x
    x = 467,171,399,877.84/598,827.60
  6. Step 6: Final answer
    x = 780,143.40

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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.