Home / 832,987.80-1,249,352.10-233,890.20

Finding the Fourth Proportional to 832,987.80, 1,249,352.10 and 233,890.20

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Solution

The fourth proportional to 832,987.80, 1,249,352.10 and 233,890.20 is: 350,798.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,987.80 : 1,249,352.10 = 233,890.20 : x
  2. Step 2: Convert to fraction form
    832,987.80/1,249,352.10 = 233,890.20/x
  3. Step 3: Cross multiply
    832,987.80x = 1,249,352.10 × 233,890.20
  4. Step 4: Simplify right side
    832,987.80x = 292,211,212,539.42
  5. Step 5: Solve for x
    x = 292,211,212,539.42/832,987.80
  6. Step 6: Final answer
    x = 350,798.91

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.