Home / 528,905.52-793,358.28-154,928.52

Finding the Fourth Proportional to 528,905.52, 793,358.28 and 154,928.52

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Solution

The fourth proportional to 528,905.52, 793,358.28 and 154,928.52 is: 232,392.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,905.52 : 793,358.28 = 154,928.52 : x
  2. Step 2: Convert to fraction form
    528,905.52/793,358.28 = 154,928.52/x
  3. Step 3: Cross multiply
    528,905.52x = 793,358.28 × 154,928.52
  4. Step 4: Simplify right side
    528,905.52x = 122,913,824,150.15
  5. Step 5: Solve for x
    x = 122,913,824,150.15/528,905.52
  6. Step 6: Final answer
    x = 232,392.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.