Home / 859,923.59-1,186,624.03-506,248.28

Finding the Fourth Proportional to 859,923.59, 1,186,624.03 and 506,248.28

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Solution

The fourth proportional to 859,923.59, 1,186,624.03 and 506,248.28 is: 698,581.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,923.59 : 1,186,624.03 = 506,248.28 : x
  2. Step 2: Convert to fraction form
    859,923.59/1,186,624.03 = 506,248.28/x
  3. Step 3: Cross multiply
    859,923.59x = 1,186,624.03 × 506,248.28
  4. Step 4: Simplify right side
    859,923.59x = 600,726,374,629.49
  5. Step 5: Solve for x
    x = 600,726,374,629.49/859,923.59
  6. Step 6: Final answer
    x = 698,581.11

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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.