Home / 846,416.40-1,168,007.76-464,412.84

Finding the Fourth Proportional to 846,416.40, 1,168,007.76 and 464,412.84

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Solution

The fourth proportional to 846,416.40, 1,168,007.76 and 464,412.84 is: 640,864.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,416.40 : 1,168,007.76 = 464,412.84 : x
  2. Step 2: Convert to fraction form
    846,416.40/1,168,007.76 = 464,412.84/x
  3. Step 3: Cross multiply
    846,416.40x = 1,168,007.76 × 464,412.84
  4. Step 4: Simplify right side
    846,416.40x = 542,437,800,963.64
  5. Step 5: Solve for x
    x = 542,437,800,963.64/846,416.40
  6. Step 6: Final answer
    x = 640,864.00

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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.