Home / 899,532.08-1,241,352.16-512,347.42

Finding the Fourth Proportional to 899,532.08, 1,241,352.16 and 512,347.42

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Solution

The fourth proportional to 899,532.08, 1,241,352.16 and 512,347.42 is: 707,038.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,532.08 : 1,241,352.16 = 512,347.42 : x
  2. Step 2: Convert to fraction form
    899,532.08/1,241,352.16 = 512,347.42/x
  3. Step 3: Cross multiply
    899,532.08x = 1,241,352.16 × 512,347.42
  4. Step 4: Simplify right side
    899,532.08x = 636,003,572,103.18
  5. Step 5: Solve for x
    x = 636,003,572,103.18/899,532.08
  6. Step 6: Final answer
    x = 707,038.24

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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.