Home / 824,084.29-1,235,872.19-291,482.81

Finding the Fourth Proportional to 824,084.29, 1,235,872.19 and 291,482.81

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Solution

The fourth proportional to 824,084.29, 1,235,872.19 and 291,482.81 is: 437,134.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,084.29 : 1,235,872.19 = 291,482.81 : x
  2. Step 2: Convert to fraction form
    824,084.29/1,235,872.19 = 291,482.81/x
  3. Step 3: Cross multiply
    824,084.29x = 1,235,872.19 × 291,482.81
  4. Step 4: Simplify right side
    824,084.29x = 360,235,497,925.92
  5. Step 5: Solve for x
    x = 360,235,497,925.92/824,084.29
  6. Step 6: Final answer
    x = 437,134.29

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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.