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Finding the Fourth Proportional to 637,547.16, 879,781.08 and 365,601.84

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Solution

The fourth proportional to 637,547.16, 879,781.08 and 365,601.84 is: 504,511.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,547.16 : 879,781.08 = 365,601.84 : x
  2. Step 2: Convert to fraction form
    637,547.16/879,781.08 = 365,601.84/x
  3. Step 3: Cross multiply
    637,547.16x = 879,781.08 × 365,601.84
  4. Step 4: Simplify right side
    637,547.16x = 321,649,581,645.19
  5. Step 5: Solve for x
    x = 321,649,581,645.19/637,547.16
  6. Step 6: Final answer
    x = 504,511.04

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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.