Home / 963,367.74-1,329,430.86-533,638.86

Finding the Fourth Proportional to 963,367.74, 1,329,430.86 and 533,638.86

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Solution

The fourth proportional to 963,367.74, 1,329,430.86 and 533,638.86 is: 736,412.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,367.74 : 1,329,430.86 = 533,638.86 : x
  2. Step 2: Convert to fraction form
    963,367.74/1,329,430.86 = 533,638.86/x
  3. Step 3: Cross multiply
    963,367.74x = 1,329,430.86 × 533,638.86
  4. Step 4: Simplify right side
    963,367.74x = 709,435,968,579.22
  5. Step 5: Solve for x
    x = 709,435,968,579.22/963,367.74
  6. Step 6: Final answer
    x = 736,412.42

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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.