Home / 418,776.06-578,013.60-237,594.04

Finding the Fourth Proportional to 418,776.06, 578,013.60 and 237,594.04

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Solution

The fourth proportional to 418,776.06, 578,013.60 and 237,594.04 is: 327,938.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,776.06 : 578,013.60 = 237,594.04 : x
  2. Step 2: Convert to fraction form
    418,776.06/578,013.60 = 237,594.04/x
  3. Step 3: Cross multiply
    418,776.06x = 578,013.60 × 237,594.04
  4. Step 4: Simplify right side
    418,776.06x = 137,332,586,398.94
  5. Step 5: Solve for x
    x = 137,332,586,398.94/418,776.06
  6. Step 6: Final answer
    x = 327,938.01

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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.