Home / 936,206.72-1,291,957.98-506,485.52

Finding the Fourth Proportional to 936,206.72, 1,291,957.98 and 506,485.52

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Solution

The fourth proportional to 936,206.72, 1,291,957.98 and 506,485.52 is: 698,946.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,206.72 : 1,291,957.98 = 506,485.52 : x
  2. Step 2: Convert to fraction form
    936,206.72/1,291,957.98 = 506,485.52/x
  3. Step 3: Cross multiply
    936,206.72x = 1,291,957.98 × 506,485.52
  4. Step 4: Simplify right side
    936,206.72x = 654,358,009,318.45
  5. Step 5: Solve for x
    x = 654,358,009,318.45/936,206.72
  6. Step 6: Final answer
    x = 698,946.07

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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.