Home / 877,168.37-1,210,502.43-514,598.39

Finding the Fourth Proportional to 877,168.37, 1,210,502.43 and 514,598.39

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Solution

The fourth proportional to 877,168.37, 1,210,502.43 and 514,598.39 is: 710,151.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,168.37 : 1,210,502.43 = 514,598.39 : x
  2. Step 2: Convert to fraction form
    877,168.37/1,210,502.43 = 514,598.39/x
  3. Step 3: Cross multiply
    877,168.37x = 1,210,502.43 × 514,598.39
  4. Step 4: Simplify right side
    877,168.37x = 622,922,595,516.58
  5. Step 5: Solve for x
    x = 622,922,595,516.58/877,168.37
  6. Step 6: Final answer
    x = 710,151.69

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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.