Home / 723,547.74-1,085,221.23-506,749.83

Finding the Fourth Proportional to 723,547.74, 1,085,221.23 and 506,749.83

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Solution

The fourth proportional to 723,547.74, 1,085,221.23 and 506,749.83 is: 760,054.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,547.74 : 1,085,221.23 = 506,749.83 : x
  2. Step 2: Convert to fraction form
    723,547.74/1,085,221.23 = 506,749.83/x
  3. Step 3: Cross multiply
    723,547.74x = 1,085,221.23 × 506,749.83
  4. Step 4: Simplify right side
    723,547.74x = 549,935,673,814.89
  5. Step 5: Solve for x
    x = 549,935,673,814.89/723,547.74
  6. Step 6: Final answer
    x = 760,054.44

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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.