Home / 937,319.55-1,293,501.06-507,600.78

Finding the Fourth Proportional to 937,319.55, 1,293,501.06 and 507,600.78

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Solution

The fourth proportional to 937,319.55, 1,293,501.06 and 507,600.78 is: 700,489.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,319.55 : 1,293,501.06 = 507,600.78 : x
  2. Step 2: Convert to fraction form
    937,319.55/1,293,501.06 = 507,600.78/x
  3. Step 3: Cross multiply
    937,319.55x = 1,293,501.06 × 507,600.78
  4. Step 4: Simplify right side
    937,319.55x = 656,582,146,986.83
  5. Step 5: Solve for x
    x = 656,582,146,986.83/937,319.55
  6. Step 6: Final answer
    x = 700,489.12

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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.