Home / 973,879.72-1,460,892.98-290,712.61

Finding the Fourth Proportional to 973,879.72, 1,460,892.98 and 290,712.61

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Solution

The fourth proportional to 973,879.72, 1,460,892.98 and 290,712.61 is: 436,090.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    973,879.72 : 1,460,892.98 = 290,712.61 : x
  2. Step 2: Convert to fraction form
    973,879.72/1,460,892.98 = 290,712.61/x
  3. Step 3: Cross multiply
    973,879.72x = 1,460,892.98 × 290,712.61
  4. Step 4: Simplify right side
    973,879.72x = 424,700,010,056.31
  5. Step 5: Solve for x
    x = 424,700,010,056.31/973,879.72
  6. Step 6: Final answer
    x = 436,090.82

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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.