Home / 615,899.16-843,767.78-592,872.45

Finding the Fourth Proportional to 615,899.16, 843,767.78 and 592,872.45

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Solution

The fourth proportional to 615,899.16, 843,767.78 and 592,872.45 is: 812,221.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,899.16 : 843,767.78 = 592,872.45 : x
  2. Step 2: Convert to fraction form
    615,899.16/843,767.78 = 592,872.45/x
  3. Step 3: Cross multiply
    615,899.16x = 843,767.78 × 592,872.45
  4. Step 4: Simplify right side
    615,899.16x = 500,246,668,999.81
  5. Step 5: Solve for x
    x = 500,246,668,999.81/615,899.16
  6. Step 6: Final answer
    x = 812,221.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.