Home / 832,205.80-1,148,775.78-530,842.60

Finding the Fourth Proportional to 832,205.80, 1,148,775.78 and 530,842.60

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Solution

The fourth proportional to 832,205.80, 1,148,775.78 and 530,842.60 is: 732,774.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,205.80 : 1,148,775.78 = 530,842.60 : x
  2. Step 2: Convert to fraction form
    832,205.80/1,148,775.78 = 530,842.60/x
  3. Step 3: Cross multiply
    832,205.80x = 1,148,775.78 × 530,842.60
  4. Step 4: Simplify right side
    832,205.80x = 609,819,121,872.23
  5. Step 5: Solve for x
    x = 609,819,121,872.23/832,205.80
  6. Step 6: Final answer
    x = 732,774.42

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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.