Home / 839,532.50-1,158,585.83-477,017.81

Finding the Fourth Proportional to 839,532.50, 1,158,585.83 and 477,017.81

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Solution

The fourth proportional to 839,532.50, 1,158,585.83 and 477,017.81 is: 658,302.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,532.50 : 1,158,585.83 = 477,017.81 : x
  2. Step 2: Convert to fraction form
    839,532.50/1,158,585.83 = 477,017.81/x
  3. Step 3: Cross multiply
    839,532.50x = 1,158,585.83 × 477,017.81
  4. Step 4: Simplify right side
    839,532.50x = 552,666,073,279.13
  5. Step 5: Solve for x
    x = 552,666,073,279.13/839,532.50
  6. Step 6: Final answer
    x = 658,302.18

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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.