Home / 294,394.15-439,327.20-292,710.16

Finding the Fourth Proportional to 294,394.15, 439,327.20 and 292,710.16

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Solution

The fourth proportional to 294,394.15, 439,327.20 and 292,710.16 is: 436,814.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,394.15 : 439,327.20 = 292,710.16 : x
  2. Step 2: Convert to fraction form
    294,394.15/439,327.20 = 292,710.16/x
  3. Step 3: Cross multiply
    294,394.15x = 439,327.20 × 292,710.16
  4. Step 4: Simplify right side
    294,394.15x = 128,595,535,004.35
  5. Step 5: Solve for x
    x = 128,595,535,004.35/294,394.15
  6. Step 6: Final answer
    x = 436,814.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.