Home / 963,515.40-1,329,648.66-533,795.82

Finding the Fourth Proportional to 963,515.40, 1,329,648.66 and 533,795.82

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Solution

The fourth proportional to 963,515.40, 1,329,648.66 and 533,795.82 is: 736,636.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,515.40 : 1,329,648.66 = 533,795.82 : x
  2. Step 2: Convert to fraction form
    963,515.40/1,329,648.66 = 533,795.82/x
  3. Step 3: Cross multiply
    963,515.40x = 1,329,648.66 × 533,795.82
  4. Step 4: Simplify right side
    963,515.40x = 709,760,896,776.60
  5. Step 5: Solve for x
    x = 709,760,896,776.60/963,515.40
  6. Step 6: Final answer
    x = 736,636.80

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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.