Home / 712,007.34-1,066,831.65-500,612.46

Finding the Fourth Proportional to 712,007.34, 1,066,831.65 and 500,612.46

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Solution

The fourth proportional to 712,007.34, 1,066,831.65 and 500,612.46 is: 750,089.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,007.34 : 1,066,831.65 = 500,612.46 : x
  2. Step 2: Convert to fraction form
    712,007.34/1,066,831.65 = 500,612.46/x
  3. Step 3: Cross multiply
    712,007.34x = 1,066,831.65 × 500,612.46
  4. Step 4: Simplify right side
    712,007.34x = 534,069,216,712.36
  5. Step 5: Solve for x
    x = 534,069,216,712.36/712,007.34
  6. Step 6: Final answer
    x = 750,089.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.