Home / 661,327.04-912,637.76-359,527.52

Finding the Fourth Proportional to 661,327.04, 912,637.76 and 359,527.52

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Solution

The fourth proportional to 661,327.04, 912,637.76 and 359,527.52 is: 496,151.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    661,327.04 : 912,637.76 = 359,527.52 : x
  2. Step 2: Convert to fraction form
    661,327.04/912,637.76 = 359,527.52/x
  3. Step 3: Cross multiply
    661,327.04x = 912,637.76 × 359,527.52
  4. Step 4: Simplify right side
    661,327.04x = 328,118,390,511.16
  5. Step 5: Solve for x
    x = 328,118,390,511.16/661,327.04
  6. Step 6: Final answer
    x = 496,151.48

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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.