Home / 405,275.25-607,819.93-152,581.98

Finding the Fourth Proportional to 405,275.25, 607,819.93 and 152,581.98

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Solution

The fourth proportional to 405,275.25, 607,819.93 and 152,581.98 is: 228,837.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,275.25 : 607,819.93 = 152,581.98 : x
  2. Step 2: Convert to fraction form
    405,275.25/607,819.93 = 152,581.98/x
  3. Step 3: Cross multiply
    405,275.25x = 607,819.93 × 152,581.98
  4. Step 4: Simplify right side
    405,275.25x = 92,742,368,402.86
  5. Step 5: Solve for x
    x = 92,742,368,402.86/405,275.25
  6. Step 6: Final answer
    x = 228,837.98

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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.