Home / 519,337.23-778,885.56-164,285.07

Finding the Fourth Proportional to 519,337.23, 778,885.56 and 164,285.07

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Solution

The fourth proportional to 519,337.23, 778,885.56 and 164,285.07 is: 246,389.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,337.23 : 778,885.56 = 164,285.07 : x
  2. Step 2: Convert to fraction form
    519,337.23/778,885.56 = 164,285.07/x
  3. Step 3: Cross multiply
    519,337.23x = 778,885.56 × 164,285.07
  4. Step 4: Simplify right side
    519,337.23x = 127,959,268,746.59
  5. Step 5: Solve for x
    x = 127,959,268,746.59/519,337.23
  6. Step 6: Final answer
    x = 246,389.55

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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.