Home / 985,719.08-1,360,291.38-533,009

Finding the Fourth Proportional to 985,719.08, 1,360,291.38 and 533,009

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Solution

The fourth proportional to 985,719.08, 1,360,291.38 and 533,009 is: 735,551.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,719.08 : 1,360,291.38 = 533,009 : x
  2. Step 2: Convert to fraction form
    985,719.08/1,360,291.38 = 533,009/x
  3. Step 3: Cross multiply
    985,719.08x = 1,360,291.38 × 533,009
  4. Step 4: Simplify right side
    985,719.08x = 725,047,548,162.42
  5. Step 5: Solve for x
    x = 725,047,548,162.42/985,719.08
  6. Step 6: Final answer
    x = 735,551.91

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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.