Home / 437,439.61-603,666.67-236,235.61

Finding the Fourth Proportional to 437,439.61, 603,666.67 and 236,235.61

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Solution

The fourth proportional to 437,439.61, 603,666.67 and 236,235.61 is: 326,005.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,439.61 : 603,666.67 = 236,235.61 : x
  2. Step 2: Convert to fraction form
    437,439.61/603,666.67 = 236,235.61/x
  3. Step 3: Cross multiply
    437,439.61x = 603,666.67 × 236,235.61
  4. Step 4: Simplify right side
    437,439.61x = 142,607,564,024.12
  5. Step 5: Solve for x
    x = 142,607,564,024.12/437,439.61
  6. Step 6: Final answer
    x = 326,005.15

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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.