Home / 912,463.52-1,258,781.12-590,277.52

Finding the Fourth Proportional to 912,463.52, 1,258,781.12 and 590,277.52

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Solution

The fourth proportional to 912,463.52, 1,258,781.12 and 590,277.52 is: 814,312.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,463.52 : 1,258,781.12 = 590,277.52 : x
  2. Step 2: Convert to fraction form
    912,463.52/1,258,781.12 = 590,277.52/x
  3. Step 3: Cross multiply
    912,463.52x = 1,258,781.12 × 590,277.52
  4. Step 4: Simplify right side
    912,463.52x = 743,030,191,442.52
  5. Step 5: Solve for x
    x = 743,030,191,442.52/912,463.52
  6. Step 6: Final answer
    x = 814,312.22

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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.