Home / 634,040.68-875,257.50-404,898.16

Finding the Fourth Proportional to 634,040.68, 875,257.50 and 404,898.16

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Solution

The fourth proportional to 634,040.68, 875,257.50 and 404,898.16 is: 558,939.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,040.68 : 875,257.50 = 404,898.16 : x
  2. Step 2: Convert to fraction form
    634,040.68/875,257.50 = 404,898.16/x
  3. Step 3: Cross multiply
    634,040.68x = 875,257.50 × 404,898.16
  4. Step 4: Simplify right side
    634,040.68x = 354,390,151,276.20
  5. Step 5: Solve for x
    x = 354,390,151,276.20/634,040.68
  6. Step 6: Final answer
    x = 558,939.14

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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.