Home / 877,051.52-1,210,331.16-474,643.52

Finding the Fourth Proportional to 877,051.52, 1,210,331.16 and 474,643.52

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Solution

The fourth proportional to 877,051.52, 1,210,331.16 and 474,643.52 is: 655,008.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,051.52 : 1,210,331.16 = 474,643.52 : x
  2. Step 2: Convert to fraction form
    877,051.52/1,210,331.16 = 474,643.52/x
  3. Step 3: Cross multiply
    877,051.52x = 1,210,331.16 × 474,643.52
  4. Step 4: Simplify right side
    877,051.52x = 574,475,842,148.08
  5. Step 5: Solve for x
    x = 574,475,842,148.08/877,051.52
  6. Step 6: Final answer
    x = 655,008.09

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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.