Home / 970,041.01-1,338,686.82-556,653.49

Finding the Fourth Proportional to 970,041.01, 1,338,686.82 and 556,653.49

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Solution

The fourth proportional to 970,041.01, 1,338,686.82 and 556,653.49 is: 768,199.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,041.01 : 1,338,686.82 = 556,653.49 : x
  2. Step 2: Convert to fraction form
    970,041.01/1,338,686.82 = 556,653.49/x
  3. Step 3: Cross multiply
    970,041.01x = 1,338,686.82 × 556,653.49
  4. Step 4: Simplify right side
    970,041.01x = 745,184,690,370.00
  5. Step 5: Solve for x
    x = 745,184,690,370.00/970,041.01
  6. Step 6: Final answer
    x = 768,199.16

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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.