Home / 651,253.60-976,880.40-572,521.60

Finding the Fourth Proportional to 651,253.60, 976,880.40 and 572,521.60

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Solution

The fourth proportional to 651,253.60, 976,880.40 and 572,521.60 is: 858,782.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,253.60 : 976,880.40 = 572,521.60 : x
  2. Step 2: Convert to fraction form
    651,253.60/976,880.40 = 572,521.60/x
  3. Step 3: Cross multiply
    651,253.60x = 976,880.40 × 572,521.60
  4. Step 4: Simplify right side
    651,253.60x = 559,285,129,616.64
  5. Step 5: Solve for x
    x = 559,285,129,616.64/651,253.60
  6. Step 6: Final answer
    x = 858,782.40

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Half scale
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Double scale
Find fourth proportional to 651,254.60, 976,881.90 and 572,522.60
Similar ratio
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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.