Home / 682,206.06-941,703.76-512,931.90

Finding the Fourth Proportional to 682,206.06, 941,703.76 and 512,931.90

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Solution

The fourth proportional to 682,206.06, 941,703.76 and 512,931.90 is: 708,041.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,206.06 : 941,703.76 = 512,931.90 : x
  2. Step 2: Convert to fraction form
    682,206.06/941,703.76 = 512,931.90/x
  3. Step 3: Cross multiply
    682,206.06x = 941,703.76 × 512,931.90
  4. Step 4: Simplify right side
    682,206.06x = 483,029,898,853.94
  5. Step 5: Solve for x
    x = 483,029,898,853.94/682,206.06
  6. Step 6: Final answer
    x = 708,041.06

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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.