Home / 372,717.03-514,335.45-227,765.19

Finding the Fourth Proportional to 372,717.03, 514,335.45 and 227,765.19

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Solution

The fourth proportional to 372,717.03, 514,335.45 and 227,765.19 is: 314,307.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,717.03 : 514,335.45 = 227,765.19 : x
  2. Step 2: Convert to fraction form
    372,717.03/514,335.45 = 227,765.19/x
  3. Step 3: Cross multiply
    372,717.03x = 514,335.45 × 227,765.19
  4. Step 4: Simplify right side
    372,717.03x = 117,147,711,492.99
  5. Step 5: Solve for x
    x = 117,147,711,492.99/372,717.03
  6. Step 6: Final answer
    x = 314,307.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.