Home / 507,336.12-760,774.80-152,280.72

Finding the Fourth Proportional to 507,336.12, 760,774.80 and 152,280.72

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Solution

The fourth proportional to 507,336.12, 760,774.80 and 152,280.72 is: 228,352.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,336.12 : 760,774.80 = 152,280.72 : x
  2. Step 2: Convert to fraction form
    507,336.12/760,774.80 = 152,280.72/x
  3. Step 3: Cross multiply
    507,336.12x = 760,774.80 × 152,280.72
  4. Step 4: Simplify right side
    507,336.12x = 115,851,334,301.86
  5. Step 5: Solve for x
    x = 115,851,334,301.86/507,336.12
  6. Step 6: Final answer
    x = 228,352.23

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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.