Home / 369,184.10-553,408.14-156,005.78

Finding the Fourth Proportional to 369,184.10, 553,408.14 and 156,005.78

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Solution

The fourth proportional to 369,184.10, 553,408.14 and 156,005.78 is: 233,853.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,184.10 : 553,408.14 = 156,005.78 : x
  2. Step 2: Convert to fraction form
    369,184.10/553,408.14 = 156,005.78/x
  3. Step 3: Cross multiply
    369,184.10x = 553,408.14 × 156,005.78
  4. Step 4: Simplify right side
    369,184.10x = 86,334,868,539.05
  5. Step 5: Solve for x
    x = 86,334,868,539.05/369,184.10
  6. Step 6: Final answer
    x = 233,853.16

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1.5x scale

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.