Home / 437,230.42-603,421.02-255,931.36

Finding the Fourth Proportional to 437,230.42, 603,421.02 and 255,931.36

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Solution

The fourth proportional to 437,230.42, 603,421.02 and 255,931.36 is: 353,210.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,230.42 : 603,421.02 = 255,931.36 : x
  2. Step 2: Convert to fraction form
    437,230.42/603,421.02 = 255,931.36/x
  3. Step 3: Cross multiply
    437,230.42x = 603,421.02 × 255,931.36
  4. Step 4: Simplify right side
    437,230.42x = 154,434,360,792.64
  5. Step 5: Solve for x
    x = 154,434,360,792.64/437,230.42
  6. Step 6: Final answer
    x = 353,210.47

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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.