Home / 589,031.80-883,547.70-549,374.20

Finding the Fourth Proportional to 589,031.80, 883,547.70 and 549,374.20

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Solution

The fourth proportional to 589,031.80, 883,547.70 and 549,374.20 is: 824,061.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,031.80 : 883,547.70 = 549,374.20 : x
  2. Step 2: Convert to fraction form
    589,031.80/883,547.70 = 549,374.20/x
  3. Step 3: Cross multiply
    589,031.80x = 883,547.70 × 549,374.20
  4. Step 4: Simplify right side
    589,031.80x = 485,398,310,849.34
  5. Step 5: Solve for x
    x = 485,398,310,849.34/589,031.80
  6. Step 6: Final answer
    x = 824,061.30

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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.