Home / 589,037.07-812,637.27-340,633.14

Finding the Fourth Proportional to 589,037.07, 812,637.27 and 340,633.14

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Solution

The fourth proportional to 589,037.07, 812,637.27 and 340,633.14 is: 469,938.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,037.07 : 812,637.27 = 340,633.14 : x
  2. Step 2: Convert to fraction form
    589,037.07/812,637.27 = 340,633.14/x
  3. Step 3: Cross multiply
    589,037.07x = 812,637.27 × 340,633.14
  4. Step 4: Simplify right side
    589,037.07x = 276,811,184,961.13
  5. Step 5: Solve for x
    x = 276,811,184,961.13/589,037.07
  6. Step 6: Final answer
    x = 469,938.48

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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.