Home / 649,412.96-896,173.08-362,935.40

Finding the Fourth Proportional to 649,412.96, 896,173.08 and 362,935.40

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Solution

The fourth proportional to 649,412.96, 896,173.08 and 362,935.40 is: 500,841.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,412.96 : 896,173.08 = 362,935.40 : x
  2. Step 2: Convert to fraction form
    649,412.96/896,173.08 = 362,935.40/x
  3. Step 3: Cross multiply
    649,412.96x = 896,173.08 × 362,935.40
  4. Step 4: Simplify right side
    649,412.96x = 325,252,935,259.03
  5. Step 5: Solve for x
    x = 325,252,935,259.03/649,412.96
  6. Step 6: Final answer
    x = 500,841.46

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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.