Home / 407,176.45-610,570.23-238,748.07

Finding the Fourth Proportional to 407,176.45, 610,570.23 and 238,748.07

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Solution

The fourth proportional to 407,176.45, 610,570.23 and 238,748.07 is: 358,008.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,176.45 : 610,570.23 = 238,748.07 : x
  2. Step 2: Convert to fraction form
    407,176.45/610,570.23 = 238,748.07/x
  3. Step 3: Cross multiply
    407,176.45x = 610,570.23 × 238,748.07
  4. Step 4: Simplify right side
    407,176.45x = 145,772,460,959.11
  5. Step 5: Solve for x
    x = 145,772,460,959.11/407,176.45
  6. Step 6: Final answer
    x = 358,008.08

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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.