Home / 430,041.15-593,487.61-257,966.37

Finding the Fourth Proportional to 430,041.15, 593,487.61 and 257,966.37

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Solution

The fourth proportional to 430,041.15, 593,487.61 and 257,966.37 is: 356,012.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,041.15 : 593,487.61 = 257,966.37 : x
  2. Step 2: Convert to fraction form
    430,041.15/593,487.61 = 257,966.37/x
  3. Step 3: Cross multiply
    430,041.15x = 593,487.61 × 257,966.37
  4. Step 4: Simplify right side
    430,041.15x = 153,099,843,746.76
  5. Step 5: Solve for x
    x = 153,099,843,746.76/430,041.15
  6. Step 6: Final answer
    x = 356,012.08

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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.