Home / 897,590.08-1,238,668.36-510,405.52

Finding the Fourth Proportional to 897,590.08, 1,238,668.36 and 510,405.52

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Solution

The fourth proportional to 897,590.08, 1,238,668.36 and 510,405.52 is: 704,356.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,590.08 : 1,238,668.36 = 510,405.52 : x
  2. Step 2: Convert to fraction form
    897,590.08/1,238,668.36 = 510,405.52/x
  3. Step 3: Cross multiply
    897,590.08x = 1,238,668.36 × 510,405.52
  4. Step 4: Simplify right side
    897,590.08x = 632,223,168,393.35
  5. Step 5: Solve for x
    x = 632,223,168,393.35/897,590.08
  6. Step 6: Final answer
    x = 704,356.23

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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.