Home / 579,444.69-869,291.60-195,231.74

Finding the Fourth Proportional to 579,444.69, 869,291.60 and 195,231.74

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Solution

The fourth proportional to 579,444.69, 869,291.60 and 195,231.74 is: 292,889.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,444.69 : 869,291.60 = 195,231.74 : x
  2. Step 2: Convert to fraction form
    579,444.69/869,291.60 = 195,231.74/x
  3. Step 3: Cross multiply
    579,444.69x = 869,291.60 × 195,231.74
  4. Step 4: Simplify right side
    579,444.69x = 169,713,306,312.77
  5. Step 5: Solve for x
    x = 169,713,306,312.77/579,444.69
  6. Step 6: Final answer
    x = 292,889.57

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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.