Home / 936,862.04-1,405,082.92-430,937.16

Finding the Fourth Proportional to 936,862.04, 1,405,082.92 and 430,937.16

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Solution

The fourth proportional to 936,862.04, 1,405,082.92 and 430,937.16 is: 646,309.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,862.04 : 1,405,082.92 = 430,937.16 : x
  2. Step 2: Convert to fraction form
    936,862.04/1,405,082.92 = 430,937.16/x
  3. Step 3: Cross multiply
    936,862.04x = 1,405,082.92 × 430,937.16
  4. Step 4: Simplify right side
    936,862.04x = 605,502,443,109.31
  5. Step 5: Solve for x
    x = 605,502,443,109.31/936,862.04
  6. Step 6: Final answer
    x = 646,309.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.