Home / 852,219.12-1,176,061.02-470,245.62

Finding the Fourth Proportional to 852,219.12, 1,176,061.02 and 470,245.62

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Solution

The fourth proportional to 852,219.12, 1,176,061.02 and 470,245.62 is: 648,938.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,219.12 : 1,176,061.02 = 470,245.62 : x
  2. Step 2: Convert to fraction form
    852,219.12/1,176,061.02 = 470,245.62/x
  3. Step 3: Cross multiply
    852,219.12x = 1,176,061.02 × 470,245.62
  4. Step 4: Simplify right side
    852,219.12x = 553,037,543,507.73
  5. Step 5: Solve for x
    x = 553,037,543,507.73/852,219.12
  6. Step 6: Final answer
    x = 648,938.20

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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.