Home / 685,009.10-944,688.16-588,182.59

Finding the Fourth Proportional to 685,009.10, 944,688.16 and 588,182.59

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Solution

The fourth proportional to 685,009.10, 944,688.16 and 588,182.59 is: 811,155.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    685,009.10 : 944,688.16 = 588,182.59 : x
  2. Step 2: Convert to fraction form
    685,009.10/944,688.16 = 588,182.59/x
  3. Step 3: Cross multiply
    685,009.10x = 944,688.16 × 588,182.59
  4. Step 4: Simplify right side
    685,009.10x = 555,649,130,607.22
  5. Step 5: Solve for x
    x = 555,649,130,607.22/685,009.10
  6. Step 6: Final answer
    x = 811,155.84

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1.5x scale

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.