Home / 649,264.01-896,558.85-404,666.21

Finding the Fourth Proportional to 649,264.01, 896,558.85 and 404,666.21

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Solution

The fourth proportional to 649,264.01, 896,558.85 and 404,666.21 is: 558,797.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,264.01 : 896,558.85 = 404,666.21 : x
  2. Step 2: Convert to fraction form
    649,264.01/896,558.85 = 404,666.21/x
  3. Step 3: Cross multiply
    649,264.01x = 896,558.85 × 404,666.21
  4. Step 4: Simplify right side
    649,264.01x = 362,807,071,871.46
  5. Step 5: Solve for x
    x = 362,807,071,871.46/649,264.01
  6. Step 6: Final answer
    x = 558,797.45

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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.