Home / 824,472.86-1,137,758.67-461,895.53

Finding the Fourth Proportional to 824,472.86, 1,137,758.67 and 461,895.53

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Solution

The fourth proportional to 824,472.86, 1,137,758.67 and 461,895.53 is: 637,408.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,472.86 : 1,137,758.67 = 461,895.53 : x
  2. Step 2: Convert to fraction form
    824,472.86/1,137,758.67 = 461,895.53/x
  3. Step 3: Cross multiply
    824,472.86x = 1,137,758.67 × 461,895.53
  4. Step 4: Simplify right side
    824,472.86x = 525,525,638,202.95
  5. Step 5: Solve for x
    x = 525,525,638,202.95/824,472.86
  6. Step 6: Final answer
    x = 637,408.05

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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.