Home / 607,848.20-911,772.30-537,864.20

Finding the Fourth Proportional to 607,848.20, 911,772.30 and 537,864.20

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Solution

The fourth proportional to 607,848.20, 911,772.30 and 537,864.20 is: 806,796.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,848.20 : 911,772.30 = 537,864.20 : x
  2. Step 2: Convert to fraction form
    607,848.20/911,772.30 = 537,864.20/x
  3. Step 3: Cross multiply
    607,848.20x = 911,772.30 × 537,864.20
  4. Step 4: Simplify right side
    607,848.20x = 490,409,678,721.66
  5. Step 5: Solve for x
    x = 490,409,678,721.66/607,848.20
  6. Step 6: Final answer
    x = 806,796.30

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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.