Home / 530,925.86-795,947.88-210,880.28

Finding the Fourth Proportional to 530,925.86, 795,947.88 and 210,880.28

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Solution

The fourth proportional to 530,925.86, 795,947.88 and 210,880.28 is: 316,145.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,925.86 : 795,947.88 = 210,880.28 : x
  2. Step 2: Convert to fraction form
    530,925.86/795,947.88 = 210,880.28/x
  3. Step 3: Cross multiply
    530,925.86x = 795,947.88 × 210,880.28
  4. Step 4: Simplify right side
    530,925.86x = 167,849,710,103.27
  5. Step 5: Solve for x
    x = 167,849,710,103.27/530,925.86
  6. Step 6: Final answer
    x = 316,145.29

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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.