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Finding the Fourth Proportional to 607,685.76, 910,303.36 and 508,833.92

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Solution

The fourth proportional to 607,685.76, 910,303.36 and 508,833.92 is: 762,224.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,685.76 : 910,303.36 = 508,833.92 : x
  2. Step 2: Convert to fraction form
    607,685.76/910,303.36 = 508,833.92/x
  3. Step 3: Cross multiply
    607,685.76x = 910,303.36 × 508,833.92
  4. Step 4: Simplify right side
    607,685.76x = 463,193,227,057.97
  5. Step 5: Solve for x
    x = 463,193,227,057.97/607,685.76
  6. Step 6: Final answer
    x = 762,224.92

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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.