Home / 696,914.96-960,724.64-492,605.42

Finding the Fourth Proportional to 696,914.96, 960,724.64 and 492,605.42

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Solution

The fourth proportional to 696,914.96, 960,724.64 and 492,605.42 is: 679,075.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,914.96 : 960,724.64 = 492,605.42 : x
  2. Step 2: Convert to fraction form
    696,914.96/960,724.64 = 492,605.42/x
  3. Step 3: Cross multiply
    696,914.96x = 960,724.64 × 492,605.42
  4. Step 4: Simplify right side
    696,914.96x = 473,258,161,219.44
  5. Step 5: Solve for x
    x = 473,258,161,219.44/696,914.96
  6. Step 6: Final answer
    x = 679,075.92

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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.