Home / 936,537.18-1,292,424.53-506,817.20

Finding the Fourth Proportional to 936,537.18, 1,292,424.53 and 506,817.20

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Solution

The fourth proportional to 936,537.18, 1,292,424.53 and 506,817.20 is: 699,409.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,537.18 : 1,292,424.53 = 506,817.20 : x
  2. Step 2: Convert to fraction form
    936,537.18/1,292,424.53 = 506,817.20/x
  3. Step 3: Cross multiply
    936,537.18x = 1,292,424.53 × 506,817.20
  4. Step 4: Simplify right side
    936,537.18x = 655,022,972,509.71
  5. Step 5: Solve for x
    x = 655,022,972,509.71/936,537.18
  6. Step 6: Final answer
    x = 699,409.47

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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.