Home / 430,836-594,567.36-269,639.52

Finding the Fourth Proportional to 430,836, 594,567.36 and 269,639.52

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Solution

The fourth proportional to 430,836, 594,567.36 and 269,639.52 is: 372,111.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,836 : 594,567.36 = 269,639.52 : x
  2. Step 2: Convert to fraction form
    430,836/594,567.36 = 269,639.52/x
  3. Step 3: Cross multiply
    430,836x = 594,567.36 × 269,639.52
  4. Step 4: Simplify right side
    430,836x = 160,318,857,558.07
  5. Step 5: Solve for x
    x = 160,318,857,558.07/430,836
  6. Step 6: Final answer
    x = 372,111.10

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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.