Home / 830,801.52-1,146,506.08-468,238.64

Finding the Fourth Proportional to 830,801.52, 1,146,506.08 and 468,238.64

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Solution

The fourth proportional to 830,801.52, 1,146,506.08 and 468,238.64 is: 646,169.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,801.52 : 1,146,506.08 = 468,238.64 : x
  2. Step 2: Convert to fraction form
    830,801.52/1,146,506.08 = 468,238.64/x
  3. Step 3: Cross multiply
    830,801.52x = 1,146,506.08 × 468,238.64
  4. Step 4: Simplify right side
    830,801.52x = 536,838,447,650.93
  5. Step 5: Solve for x
    x = 536,838,447,650.93/830,801.52
  6. Step 6: Final answer
    x = 646,169.31

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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.