Home / 953,115.26-1,315,302.71-517,533.30

Finding the Fourth Proportional to 953,115.26, 1,315,302.71 and 517,533.30

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Solution

The fourth proportional to 953,115.26, 1,315,302.71 and 517,533.30 is: 714,197.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,115.26 : 1,315,302.71 = 517,533.30 : x
  2. Step 2: Convert to fraction form
    953,115.26/1,315,302.71 = 517,533.30/x
  3. Step 3: Cross multiply
    953,115.26x = 1,315,302.71 × 517,533.30
  4. Step 4: Simplify right side
    953,115.26x = 680,712,949,417.58
  5. Step 5: Solve for x
    x = 680,712,949,417.58/953,115.26
  6. Step 6: Final answer
    x = 714,197.94

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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.