Home / 839,111.04-1,158,003-476,524.80

Finding the Fourth Proportional to 839,111.04, 1,158,003 and 476,524.80

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Solution

The fourth proportional to 839,111.04, 1,158,003 and 476,524.80 is: 657,621.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,111.04 : 1,158,003 = 476,524.80 : x
  2. Step 2: Convert to fraction form
    839,111.04/1,158,003 = 476,524.80/x
  3. Step 3: Cross multiply
    839,111.04x = 1,158,003 × 476,524.80
  4. Step 4: Simplify right side
    839,111.04x = 551,817,147,974.40
  5. Step 5: Solve for x
    x = 551,817,147,974.40/839,111.04
  6. Step 6: Final answer
    x = 657,621.13

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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.