Home / 579,722.40-869,948.40-247,293.60

Finding the Fourth Proportional to 579,722.40, 869,948.40 and 247,293.60

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Solution

The fourth proportional to 579,722.40, 869,948.40 and 247,293.60 is: 371,096.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,722.40 : 869,948.40 = 247,293.60 : x
  2. Step 2: Convert to fraction form
    579,722.40/869,948.40 = 247,293.60/x
  3. Step 3: Cross multiply
    579,722.40x = 869,948.40 × 247,293.60
  4. Step 4: Simplify right side
    579,722.40x = 215,132,671,650.24
  5. Step 5: Solve for x
    x = 215,132,671,650.24/579,722.40
  6. Step 6: Final answer
    x = 371,096.01

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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.