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Finding the Fourth Proportional to 254,570.01, 351,289.71 and 139,826.32

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Solution

The fourth proportional to 254,570.01, 351,289.71 and 139,826.32 is: 192,951.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,570.01 : 351,289.71 = 139,826.32 : x
  2. Step 2: Convert to fraction form
    254,570.01/351,289.71 = 139,826.32/x
  3. Step 3: Cross multiply
    254,570.01x = 351,289.71 × 139,826.32
  4. Step 4: Simplify right side
    254,570.01x = 49,119,547,403.17
  5. Step 5: Solve for x
    x = 49,119,547,403.17/254,570.01
  6. Step 6: Final answer
    x = 192,951.04

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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.