Home / 975,309.24-1,346,038.38-545,698.20

Finding the Fourth Proportional to 975,309.24, 1,346,038.38 and 545,698.20

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Solution

The fourth proportional to 975,309.24, 1,346,038.38 and 545,698.20 is: 753,125.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,309.24 : 1,346,038.38 = 545,698.20 : x
  2. Step 2: Convert to fraction form
    975,309.24/1,346,038.38 = 545,698.20/x
  3. Step 3: Cross multiply
    975,309.24x = 1,346,038.38 × 545,698.20
  4. Step 4: Simplify right side
    975,309.24x = 734,530,721,096.92
  5. Step 5: Solve for x
    x = 734,530,721,096.92/975,309.24
  6. Step 6: Final answer
    x = 753,125.97

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Double scale
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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.