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Finding the Fourth Proportional to 561,998.70, 841,248.45 and 544,502.70

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Solution

The fourth proportional to 561,998.70, 841,248.45 and 544,502.70 is: 815,058.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    561,998.70 : 841,248.45 = 544,502.70 : x
  2. Step 2: Convert to fraction form
    561,998.70/841,248.45 = 544,502.70/x
  3. Step 3: Cross multiply
    561,998.70x = 841,248.45 × 544,502.70
  4. Step 4: Simplify right side
    561,998.70x = 458,062,052,395.82
  5. Step 5: Solve for x
    x = 458,062,052,395.82/561,998.70
  6. Step 6: Final answer
    x = 815,058.92

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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.