Home / 835,386.60-1,152,802.64-453,405.18

Finding the Fourth Proportional to 835,386.60, 1,152,802.64 and 453,405.18

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Solution

The fourth proportional to 835,386.60, 1,152,802.64 and 453,405.18 is: 625,682.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,386.60 : 1,152,802.64 = 453,405.18 : x
  2. Step 2: Convert to fraction form
    835,386.60/1,152,802.64 = 453,405.18/x
  3. Step 3: Cross multiply
    835,386.60x = 1,152,802.64 × 453,405.18
  4. Step 4: Simplify right side
    835,386.60x = 522,686,688,493.68
  5. Step 5: Solve for x
    x = 522,686,688,493.68/835,386.60
  6. Step 6: Final answer
    x = 625,682.39

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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.