Home / 319,740.68-441,242.43-176,500.59

Finding the Fourth Proportional to 319,740.68, 441,242.43 and 176,500.59

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Solution

The fourth proportional to 319,740.68, 441,242.43 and 176,500.59 is: 243,570.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,740.68 : 441,242.43 = 176,500.59 : x
  2. Step 2: Convert to fraction form
    319,740.68/441,242.43 = 176,500.59/x
  3. Step 3: Cross multiply
    319,740.68x = 441,242.43 × 176,500.59
  4. Step 4: Simplify right side
    319,740.68x = 77,879,549,228.03
  5. Step 5: Solve for x
    x = 77,879,549,228.03/319,740.68
  6. Step 6: Final answer
    x = 243,570.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.