Home / 866,045.82-1,195,111.16-484,078.98

Finding the Fourth Proportional to 866,045.82, 1,195,111.16 and 484,078.98

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Solution

The fourth proportional to 866,045.82, 1,195,111.16 and 484,078.98 is: 668,011.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,045.82 : 1,195,111.16 = 484,078.98 : x
  2. Step 2: Convert to fraction form
    866,045.82/1,195,111.16 = 484,078.98/x
  3. Step 3: Cross multiply
    866,045.82x = 1,195,111.16 × 484,078.98
  4. Step 4: Simplify right side
    866,045.82x = 578,528,191,319.42
  5. Step 5: Solve for x
    x = 578,528,191,319.42/866,045.82
  6. Step 6: Final answer
    x = 668,011.07

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Double scale
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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.