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Finding the Fourth Proportional to 528,466.98, 792,783.06 and 173,400.24

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Solution

The fourth proportional to 528,466.98, 792,783.06 and 173,400.24 is: 260,127.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,466.98 : 792,783.06 = 173,400.24 : x
  2. Step 2: Convert to fraction form
    528,466.98/792,783.06 = 173,400.24/x
  3. Step 3: Cross multiply
    528,466.98x = 792,783.06 × 173,400.24
  4. Step 4: Simplify right side
    528,466.98x = 137,468,772,871.93
  5. Step 5: Solve for x
    x = 137,468,772,871.93/528,466.98
  6. Step 6: Final answer
    x = 260,127.46

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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.