Home / 778,853.16-1,075,303.92-597,216.12

Finding the Fourth Proportional to 778,853.16, 1,075,303.92 and 597,216.12

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Solution

The fourth proportional to 778,853.16, 1,075,303.92 and 597,216.12 is: 824,531.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,853.16 : 1,075,303.92 = 597,216.12 : x
  2. Step 2: Convert to fraction form
    778,853.16/1,075,303.92 = 597,216.12/x
  3. Step 3: Cross multiply
    778,853.16x = 1,075,303.92 × 597,216.12
  4. Step 4: Simplify right side
    778,853.16x = 642,188,834,923.19
  5. Step 5: Solve for x
    x = 642,188,834,923.19/778,853.16
  6. Step 6: Final answer
    x = 824,531.33

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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.