Home / 634,803.27-876,026.10-348,328.14

Finding the Fourth Proportional to 634,803.27, 876,026.10 and 348,328.14

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Solution

The fourth proportional to 634,803.27, 876,026.10 and 348,328.14 is: 480,691.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,803.27 : 876,026.10 = 348,328.14 : x
  2. Step 2: Convert to fraction form
    634,803.27/876,026.10 = 348,328.14/x
  3. Step 3: Cross multiply
    634,803.27x = 876,026.10 × 348,328.14
  4. Step 4: Simplify right side
    634,803.27x = 305,144,542,004.45
  5. Step 5: Solve for x
    x = 305,144,542,004.45/634,803.27
  6. Step 6: Final answer
    x = 480,691.51

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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.