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Finding the Fourth Proportional to 614,850.01, 922,205.75 and 165,603.76

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Solution

The fourth proportional to 614,850.01, 922,205.75 and 165,603.76 is: 248,386.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,850.01 : 922,205.75 = 165,603.76 : x
  2. Step 2: Convert to fraction form
    614,850.01/922,205.75 = 165,603.76/x
  3. Step 3: Cross multiply
    614,850.01x = 922,205.75 × 165,603.76
  4. Step 4: Simplify right side
    614,850.01x = 152,720,740,018.36
  5. Step 5: Solve for x
    x = 152,720,740,018.36/614,850.01
  6. Step 6: Final answer
    x = 248,386.98

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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.