Home / 877,167.36-1,210,501.05-514,597.39

Finding the Fourth Proportional to 877,167.36, 1,210,501.05 and 514,597.39

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Solution

The fourth proportional to 877,167.36, 1,210,501.05 and 514,597.39 is: 710,150.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,167.36 : 1,210,501.05 = 514,597.39 : x
  2. Step 2: Convert to fraction form
    877,167.36/1,210,501.05 = 514,597.39/x
  3. Step 3: Cross multiply
    877,167.36x = 1,210,501.05 × 514,597.39
  4. Step 4: Simplify right side
    877,167.36x = 622,920,674,869.75
  5. Step 5: Solve for x
    x = 622,920,674,869.75/877,167.36
  6. Step 6: Final answer
    x = 710,150.31

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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.