Home / 651,828.48-977,747.04-252,513.60

Finding the Fourth Proportional to 651,828.48, 977,747.04 and 252,513.60

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Solution

The fourth proportional to 651,828.48, 977,747.04 and 252,513.60 is: 378,772.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,828.48 : 977,747.04 = 252,513.60 : x
  2. Step 2: Convert to fraction form
    651,828.48/977,747.04 = 252,513.60/x
  3. Step 3: Cross multiply
    651,828.48x = 977,747.04 × 252,513.60
  4. Step 4: Simplify right side
    651,828.48x = 246,894,424,959.74
  5. Step 5: Solve for x
    x = 246,894,424,959.74/651,828.48
  6. Step 6: Final answer
    x = 378,772.07

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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.