Home / 417,568.48-626,046-133,095.40

Finding the Fourth Proportional to 417,568.48, 626,046 and 133,095.40

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Solution

The fourth proportional to 417,568.48, 626,046 and 133,095.40 is: 199,545.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,568.48 : 626,046 = 133,095.40 : x
  2. Step 2: Convert to fraction form
    417,568.48/626,046 = 133,095.40/x
  3. Step 3: Cross multiply
    417,568.48x = 626,046 × 133,095.40
  4. Step 4: Simplify right side
    417,568.48x = 83,323,842,788.40
  5. Step 5: Solve for x
    x = 83,323,842,788.40/417,568.48
  6. Step 6: Final answer
    x = 199,545.34

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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.