Home / 971,621.46-1,457,618.99-372,535.89

Finding the Fourth Proportional to 971,621.46, 1,457,618.99 and 372,535.89

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Solution

The fourth proportional to 971,621.46, 1,457,618.99 and 372,535.89 is: 558,875.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,621.46 : 1,457,618.99 = 372,535.89 : x
  2. Step 2: Convert to fraction form
    971,621.46/1,457,618.99 = 372,535.89/x
  3. Step 3: Cross multiply
    971,621.46x = 1,457,618.99 × 372,535.89
  4. Step 4: Simplify right side
    971,621.46x = 543,015,387,720.55
  5. Step 5: Solve for x
    x = 543,015,387,720.55/971,621.46
  6. Step 6: Final answer
    x = 558,875.46

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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.