Home / 937,899.05-1,294,366.38-530,038.59

Finding the Fourth Proportional to 937,899.05, 1,294,366.38 and 530,038.59

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Solution

The fourth proportional to 937,899.05, 1,294,366.38 and 530,038.59 is: 731,490.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,899.05 : 1,294,366.38 = 530,038.59 : x
  2. Step 2: Convert to fraction form
    937,899.05/1,294,366.38 = 530,038.59/x
  3. Step 3: Cross multiply
    937,899.05x = 1,294,366.38 × 530,038.59
  4. Step 4: Simplify right side
    937,899.05x = 686,064,127,138.55
  5. Step 5: Solve for x
    x = 686,064,127,138.55/937,899.05
  6. Step 6: Final answer
    x = 731,490.37

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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.