Home / 651,682.45-899,272.69-365,147.18

Finding the Fourth Proportional to 651,682.45, 899,272.69 and 365,147.18

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Solution

The fourth proportional to 651,682.45, 899,272.69 and 365,147.18 is: 503,875.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,682.45 : 899,272.69 = 365,147.18 : x
  2. Step 2: Convert to fraction form
    651,682.45/899,272.69 = 365,147.18/x
  3. Step 3: Cross multiply
    651,682.45x = 899,272.69 × 365,147.18
  4. Step 4: Simplify right side
    651,682.45x = 328,366,886,804.51
  5. Step 5: Solve for x
    x = 328,366,886,804.51/651,682.45
  6. Step 6: Final answer
    x = 503,875.60

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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.