Home / 560,822.66-773,905.98-306,124.64

Finding the Fourth Proportional to 560,822.66, 773,905.98 and 306,124.64

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Solution

The fourth proportional to 560,822.66, 773,905.98 and 306,124.64 is: 422,436.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,822.66 : 773,905.98 = 306,124.64 : x
  2. Step 2: Convert to fraction form
    560,822.66/773,905.98 = 306,124.64/x
  3. Step 3: Cross multiply
    560,822.66x = 773,905.98 × 306,124.64
  4. Step 4: Simplify right side
    560,822.66x = 236,911,689,521.35
  5. Step 5: Solve for x
    x = 236,911,689,521.35/560,822.66
  6. Step 6: Final answer
    x = 422,436.01

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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.