Home / 938,580.72-1,295,233.58-530,762.64

Finding the Fourth Proportional to 938,580.72, 1,295,233.58 and 530,762.64

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Solution

The fourth proportional to 938,580.72, 1,295,233.58 and 530,762.64 is: 732,448.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,580.72 : 1,295,233.58 = 530,762.64 : x
  2. Step 2: Convert to fraction form
    938,580.72/1,295,233.58 = 530,762.64/x
  3. Step 3: Cross multiply
    938,580.72x = 1,295,233.58 × 530,762.64
  4. Step 4: Simplify right side
    938,580.72x = 687,461,594,337.45
  5. Step 5: Solve for x
    x = 687,461,594,337.45/938,580.72
  6. Step 6: Final answer
    x = 732,448.02

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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.