Home / 937,220.72-1,293,370.80-507,500.84

Finding the Fourth Proportional to 937,220.72, 1,293,370.80 and 507,500.84

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Solution

The fourth proportional to 937,220.72, 1,293,370.80 and 507,500.84 is: 700,354.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,220.72 : 1,293,370.80 = 507,500.84 : x
  2. Step 2: Convert to fraction form
    937,220.72/1,293,370.80 = 507,500.84/x
  3. Step 3: Cross multiply
    937,220.72x = 1,293,370.80 × 507,500.84
  4. Step 4: Simplify right side
    937,220.72x = 656,386,767,431.47
  5. Step 5: Solve for x
    x = 656,386,767,431.47/937,220.72
  6. Step 6: Final answer
    x = 700,354.52

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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.