Home / 623,877.54-860,554.62-409,031.52

Finding the Fourth Proportional to 623,877.54, 860,554.62 and 409,031.52

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Solution

The fourth proportional to 623,877.54, 860,554.62 and 409,031.52 is: 564,203.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,877.54 : 860,554.62 = 409,031.52 : x
  2. Step 2: Convert to fraction form
    623,877.54/860,554.62 = 409,031.52/x
  3. Step 3: Cross multiply
    623,877.54x = 860,554.62 × 409,031.52
  4. Step 4: Simplify right side
    623,877.54x = 351,993,964,261.62
  5. Step 5: Solve for x
    x = 351,993,964,261.62/623,877.54
  6. Step 6: Final answer
    x = 564,203.62

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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.