Home / 963,021.03-1,329,010.80-533,301.16

Finding the Fourth Proportional to 963,021.03, 1,329,010.80 and 533,301.16

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Solution

The fourth proportional to 963,021.03, 1,329,010.80 and 533,301.16 is: 735,978.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,021.03 : 1,329,010.80 = 533,301.16 : x
  2. Step 2: Convert to fraction form
    963,021.03/1,329,010.80 = 533,301.16/x
  3. Step 3: Cross multiply
    963,021.03x = 1,329,010.80 × 533,301.16
  4. Step 4: Simplify right side
    963,021.03x = 708,763,001,292.53
  5. Step 5: Solve for x
    x = 708,763,001,292.53/963,021.03
  6. Step 6: Final answer
    x = 735,978.74

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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.