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Finding the Fourth Proportional to 537,068.55, 805,430.49 and 177,158.55

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Solution

The fourth proportional to 537,068.55, 805,430.49 and 177,158.55 is: 265,680.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,068.55 : 805,430.49 = 177,158.55 : x
  2. Step 2: Convert to fraction form
    537,068.55/805,430.49 = 177,158.55/x
  3. Step 3: Cross multiply
    537,068.55x = 805,430.49 × 177,158.55
  4. Step 4: Simplify right side
    537,068.55x = 142,688,892,821.24
  5. Step 5: Solve for x
    x = 142,688,892,821.24/537,068.55
  6. Step 6: Final answer
    x = 265,680.97

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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.