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Finding the Fourth Proportional to 696,157.77, 960,707.57 and 424,237.13

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Solution

The fourth proportional to 696,157.77, 960,707.57 and 424,237.13 is: 585,453.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,157.77 : 960,707.57 = 424,237.13 : x
  2. Step 2: Convert to fraction form
    696,157.77/960,707.57 = 424,237.13/x
  3. Step 3: Cross multiply
    696,157.77x = 960,707.57 × 424,237.13
  4. Step 4: Simplify right side
    696,157.77x = 407,567,815,341.35
  5. Step 5: Solve for x
    x = 407,567,815,341.35/696,157.77
  6. Step 6: Final answer
    x = 585,453.23

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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.