Home / 936,437.58-1,292,281.83-506,717.55

Finding the Fourth Proportional to 936,437.58, 1,292,281.83 and 506,717.55

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Solution

The fourth proportional to 936,437.58, 1,292,281.83 and 506,717.55 is: 699,269.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,437.58 : 1,292,281.83 = 506,717.55 : x
  2. Step 2: Convert to fraction form
    936,437.58/1,292,281.83 = 506,717.55/x
  3. Step 3: Cross multiply
    936,437.58x = 1,292,281.83 × 506,717.55
  4. Step 4: Simplify right side
    936,437.58x = 654,821,882,807.12
  5. Step 5: Solve for x
    x = 654,821,882,807.12/936,437.58
  6. Step 6: Final answer
    x = 699,269.12

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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.