Home / 671,570.70-1,007,356.05-632,172.30

Finding the Fourth Proportional to 671,570.70, 1,007,356.05 and 632,172.30

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Solution

The fourth proportional to 671,570.70, 1,007,356.05 and 632,172.30 is: 948,258.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,570.70 : 1,007,356.05 = 632,172.30 : x
  2. Step 2: Convert to fraction form
    671,570.70/1,007,356.05 = 632,172.30/x
  3. Step 3: Cross multiply
    671,570.70x = 1,007,356.05 × 632,172.30
  4. Step 4: Simplify right side
    671,570.70x = 636,822,591,047.42
  5. Step 5: Solve for x
    x = 636,822,591,047.42/671,570.70
  6. Step 6: Final answer
    x = 948,258.45

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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.