Home / 5,255,275.48-7,252,290.66-2,840,827.48

Finding the Fourth Proportional to 5,255,275.48, 7,252,290.66 and 2,840,827.48

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Solution

The fourth proportional to 5,255,275.48, 7,252,290.66 and 2,840,827.48 is: 3,920,347.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,255,275.48 : 7,252,290.66 = 2,840,827.48 : x
  2. Step 2: Convert to fraction form
    5,255,275.48/7,252,290.66 = 2,840,827.48/x
  3. Step 3: Cross multiply
    5,255,275.48x = 7,252,290.66 × 2,840,827.48
  4. Step 4: Simplify right side
    5,255,275.48x = 20,602,506,599,875.34
  5. Step 5: Solve for x
    x = 20,602,506,599,875.34/5,255,275.48
  6. Step 6: Final answer
    x = 3,920,347.60

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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.