Home / 934,280.08-1,289,307.96-531,872.08

Finding the Fourth Proportional to 934,280.08, 1,289,307.96 and 531,872.08

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Solution

The fourth proportional to 934,280.08, 1,289,307.96 and 531,872.08 is: 733,984.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,280.08 : 1,289,307.96 = 531,872.08 : x
  2. Step 2: Convert to fraction form
    934,280.08/1,289,307.96 = 531,872.08/x
  3. Step 3: Cross multiply
    934,280.08x = 1,289,307.96 × 531,872.08
  4. Step 4: Simplify right side
    934,280.08x = 685,746,906,445.76
  5. Step 5: Solve for x
    x = 685,746,906,445.76/934,280.08
  6. Step 6: Final answer
    x = 733,984.30

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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.